C cgarcia71 New member Joined Mar 18, 2006 Messages 29 May 17, 2006 #1 Hi I was wondering if someone can tell me if I did the following problem correctly? Thank you. -2a2 * 20a -2 * a2 * 2*2*5 = -40a 3a2 15a3 = 3 * a 3 * 5a 45a2 :?:
Hi I was wondering if someone can tell me if I did the following problem correctly? Thank you. -2a2 * 20a -2 * a2 * 2*2*5 = -40a 3a2 15a3 = 3 * a 3 * 5a 45a2 :?:
D Denis Senior Member Joined Feb 17, 2004 Messages 1,700 May 18, 2006 #2 cgarcia71 said: Hi I was wondering if someone can tell me if I did the following problem correctly? Thank you. -2a2 * 20a -2 * a2 * 2*2*5 = -40a 3a2 15a3 = 3 * a 3 * 5a 45a2 :?: Click to expand... WHAT are you asked to do: solve for a? Sorry, but what you've done simply makes NO SENSE. Type the WHOLE problem; show a squared this way: a^2; should 20a - 2 be bracketed?
cgarcia71 said: Hi I was wondering if someone can tell me if I did the following problem correctly? Thank you. -2a2 * 20a -2 * a2 * 2*2*5 = -40a 3a2 15a3 = 3 * a 3 * 5a 45a2 :?: Click to expand... WHAT are you asked to do: solve for a? Sorry, but what you've done simply makes NO SENSE. Type the WHOLE problem; show a squared this way: a^2; should 20a - 2 be bracketed?
