CPM Homework Help : CCG Problem 2-95

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Home > CCG > Chapter 2 > Lesson 2.2.4 > Problem 2-95

2-95.

Multiply the expressions below. Then simplify the result, if possible.

Hint:

Look at the Math Notes box in Lesson 2.2.2.

$3x(5x+7)$

$(x+2)(x+3)$
Step (b):
left edge top $+2$
interior top left $2x$
interior top right $6$
left edge bottom $x$
interior bottom left $x^2$
interior bottom right $3x$
bottom edge left $x$
bottom edge right $+3$

$(3x+5)(x-2)$

$(2x+1)(5x-4)$
Answer (d):
$10x^2-3x-4$

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