CPM Homework Help : CCA2 Problem 5-29

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5-29.

Multiply each expression below.

Hint:

Use generic rectangles to multiply. See problem 3-69 for an example.

$(x+2)(x−7)$
$(3m+7)(2m−1)$
Answer (b):
$6m^2+11m−7$
$(x−3)^2$
Answer (c):
$x^2−6x+9$
$(2y+3)(2y−3)$

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