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Algebra, calculus, trigonometry, and other arithmetical fun
How can I write the symbol for the square root of minus 1 in an AB answer?
by Brainboy 18 hours ago
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2 answers
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in General Square root
How many degrees are in a kelvin?
by Answerbag Staff on May 14th, 2011
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4 answers
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in Statistics
What percentage of your waking hours do you stand up?
by Ombliss22 on February 9th, 2012
| 2 people like this
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2 answers
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in Probability
How many degrees are there in an octagon?
by Answerbag Staff on May 14th, 2011
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one answer
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in Geometry
Find the orthocenter of ABC A(2, 3), B(–4, –3), C(2, –3)
by RUBEN123456789 on February 9th, 2012
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one answer
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in Geometry
How Many Feet Are in an Air-Mile?
by Answerbag Staff on May 8th, 2011
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one answer
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in Arithmetic
Is the graph 4X^2 + 4X + 4y^2 + 24y - 107 = 0 a circle? If so how do I find the radius?
by Amber_F7438 on February 9th, 2012
| 2 people like this
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6 answers
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in Circle
Who created the distance formula?
by Answerbag Staff on April 30th, 2011
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3 answers
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in Trigonometry
trig helppp
by Ereny_D on February 8th, 2012
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2 answers
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in Trigonometry
How many micrometers are in a millimeter?
by Answerbag Staff on March 21st, 2011
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one answer
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in Mathematics education
How to prove...(secB-1)(secB+1) = tan^2B...for trig only changing and editing the left side?
by paul110630 on February 7th, 2012
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one answer
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in General Trigonometry
How do I convert square feet to cubic meters?
by Answerbag Staff on May 14th, 2011
| 1 person likes this
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3 answers
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in Geometry
How to prove...cosA (tanA +cotA) = cscA...for trig only changing and editing the left side?
by paul110630 on February 7th, 2012
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one answer
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in General Trigonometry
Who invented the 360-degree circle?
by Answerbag Staff on May 12th, 2011
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one answer
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in Geometry
How to prove...cosA (tanA +cotA) = cscA...for trig only editing the left side? Thanks!
by paul110630 on February 7th, 2012
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one answer
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in General Trigonometry
How many micrometers are in a decimeter?
by Answerbag Staff on March 21st, 2011
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5 answers
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in Mathematics education
How do I test the convergence of (4^n)/(3^n-1)?
by cyruswiz on February 7th, 2012
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one answer
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in Mathematics education
How many degrees in an octagon?
by Answerbag Staff on May 13th, 2011
| 1 person likes this
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2 answers
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in Geometry
six friends are playing checkers.If each friend plays against every other friend once,how many games of checkers will they play all together
by Lovedove72 on February 7th, 2012
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one answer
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in Mathematics education
What does cosine mean?
by Answerbag Staff on May 3rd, 2011
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4 answers
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in Geometry
Solve this:
Q(d(V)/d(t))=d(v)/d(t)-KQV
Not a homework but simply a challenge.
See notes at description.
by Crowsnest on February 5th, 2012
| 1 person likes this
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one answer
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in General Calculus
What is the 100th even number?
by Answerbag Staff on April 30th, 2011
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one answer
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in Arithmetic
Prove that cos^2 x + cos^2 (x+ pi/3) + cos^2 (x- pi/3) = 3/2
by AnjaliVenugopal on February 5th, 2012
| 1 person likes this
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one answer
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in Trigonometry
How many degrees are in a nonagon?
by Answerbag Staff on April 29th, 2011
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3 answers
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in Geometry
If you square bi (i is imaginary) do you end up with -b^2 or -b?
by mk12 on February 4th, 2012
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one answer
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in General Algebra
What is molecular geometry?
by Answerbag Staff on May 10th, 2011
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one answer
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in Geometry
Do you ever run out of c*m if you jac* off too many times? I've been doing it n so im worried :P
by newspaper1997 on February 4th, 2012
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2 answers
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in Mathematics education
What does demure mean?
by Answerbag Staff on May 4th, 2011
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4 answers
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in Differential equations
Who wants to help Alex with his maths?
by Invidious on February 3rd, 2012
| 1 person likes this
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5 answers
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in General Mathematics education
How many helium balloons will lift a car or truck?
by Answerbag Staff on May 3rd, 2011
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one answer
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in Arithmetic
What are their present ages?
by girona98 on February 2nd, 2012
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one answer
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in General Algebra
What is the volume of a gift box that is 8 inches by 12 inches?
by Answerbag Staff on May 8th, 2011
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4 answers
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in Arithmetic
Will you join me in my protest against math?
by Invidious on February 2nd, 2012
| 5 people like this
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13 answers
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in Mathematics education
What does subtraction mean?
by Answerbag Staff on May 5th, 2011
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5 answers
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in Arithmetic
When you have to add or subtract rational expressions with different denominators, how can you find a common denominator to use?
by Joseph on February 2nd, 2012
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3 answers
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in General Mathematics
How many degrees in a straight angle?
by Answerbag Staff on May 7th, 2011
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one answer
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in Geometry
Will the denominator be a "least" common denominator, an LCD?
by Joseph on February 2nd, 2012
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no answers
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in General Mathematics
Where do Arabic numbers originate from?
by Answerbag Staff on April 30th, 2011
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one answer
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in Zero
There are 30 marbles in a jar, 20 red and 10 green. If I draw 5 randomly,what is the probability that 3 of them are green?
by Daniel_O4950 on January 30th, 2012
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one answer
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in Probability
What does equal mean in geometry?
by Answerbag Staff on May 11th, 2011
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one answer
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in Geometry
What is the nth term rule for this sequence: 9,7,3,-3,-11...?
I want to see how well this works... Thanks.
by compaq on January 30th, 2012
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2 answers
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in General Mathematics
Where do axioms come from and how do we know they are true?
by Marky Mark on January 28th, 2012
| 2 people like this
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3 answers
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in Mathematics education
Is mathematics based on faith in logic?
by newaccount is now looking for a new name. on January 28th, 2012
| 1 person likes this
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4 answers
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in General Logic
1 liter = ____ pounds?
by plantedbystreams on January 27th, 2012
| 2 people like this
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7 answers
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in General Mathematics
Which insurance company provides greatest protection when traveling to the 1600's?
by Closed Cal on January 27th, 2012
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6 answers
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in General Logic
Can you solve this IQ question?
http://e1201.hizliresim.com/t/v/24p50.jpg
by Volcano on January 27th, 2012
| 1 person likes this
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7 answers
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in General Mathematics
Find f(4) if ∫_0^(f(x))▒〖t^2dt=xcos(πx)〗
by acbeltrami on January 26th, 2012
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2 answers
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in Calculus
How hard is Calculus? it cant be that hard.....
by Skinnyghost69 on January 25th, 2012
| 1 person likes this
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4 answers
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in Calculus
who invented 0
by airan1 on January 25th, 2012
| 1 person likes this
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5 answers
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in Number theory
Have u ever lost in mathsssss
by ♥ "Nirmals309" ♥ on January 25th, 2012
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3 answers
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in Mathematics education
Is intuition ever used as a 'tool' in mathematics and scientific research?
by Marky Mark on January 24th, 2012
| 7 people like this
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10 answers
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in General Mathematics
What is 0^-7?
by cqutie on January 22nd, 2012
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one answer
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in Mathematics education
prove this!!
by Ereny_D on January 22nd, 2012
| 4 people like this
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11 answers
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in Trigonometry
Extending trigonometry question. Pleas help?!?!
by nrahman3 on January 22nd, 2012
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6 answers
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in Trigonometry
There are 52 weeks in a year . Every week for 3 years you put a 100 dollars in the bank . How much money do you have in 3 years ?
by Veronica_M7214 on January 20th, 2012
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6 answers
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in Mathematics education
if the union of two rays is a line, then are the rays opposite rays?
by ineedhelp97 on January 19th, 2012
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one answer
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in Geometry
if two rays have the same endpoint, then do they form a line?
by ineedhelp97 on January 19th, 2012
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one answer
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in Geometry
How do i do multistep equations?
by bingozone on January 17th, 2012
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3 answers
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in Mathematics education
What exactly is Pi?
by girona98 on January 16th, 2012
| 4 people like this
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12 answers
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in Mathematics education
Given the equation -4x+2y=32, what are the x-intercept and y intercepts of the graph? A)x-=-16 & y-=8
B)x=-8 & y=16
by anonymous on January 15th, 2012
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2 answers
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in Mathematics education
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