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What is an f number?
by Answerbag Staff on January 9th, 2011
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What is an f number?
by Answerbag Staff on May 30th, 2010
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What is the term for the shortest distance between two points?
by Answerbag Staff on May 22nd, 2010
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formula for estimating cubic feet of a freezer
by sherrib on April 16th, 2012
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Do you think there should be a symbol for 'not a thing' like there is a symbol for 'nothing'?
by barradarcy on April 20th, 2012
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You're reading Please help explain one of these step by step. I am way behind and have many of these to do. Thanks! -> 1. 3/x-2 (multiply by) ^2-4/1, 2. 5x/x^2-2x (divide by) 30x^2/x+2, 3. 4w/3w-5 (multiply by) 7/2w, 4. 6c-2/c+5 (divide by) 3c-9/c
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