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March 31, 2015

March 31, 2015

Posted by **elle** on Saturday, January 27, 2007 at 9:28pm.

Find A and B such that

x-11/(x+3)(2x-1)= A/x+3 + B/2x-1

Multiply both sides by (x+3)(2x-1) to get rid of the fractions.

We end up with this:

(x-11) = A(2x-1) + B(x+3)

You can solve for A and B more easily now.

I hope this helps and is what the problem was asking.

how can estimation help you deside if the exact product for 7 times $74.65 is greater or less than $600?

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