CPM Homework Help : GB8I Problem 10-71

CPM Homework Banner

Home > GB8I > Chapter 10 Unit 11 > Lesson INT1: 10.1.4 > Problem 10-71

10-71.

Rewrite each of the following expressions without parentheses.

$(x + 2)(x - 5)$
Hint (a):
Review the Math Notes box in section 3.2.2

$(y + 2x)(y + 3x)$
Hint (b):
Review the Math Notes box in section 3.2.2
Answer (b):
$y^{2} + 5xy + 6x^{2}$

$(3y - 8)(–x + y)$
Answer (c):
$−3xy + 8x + 3y^{2} − 8y$

$(x - 3y)(x + 3y)$
Hint (d):
Review the Math Notes box in section 3.2.2

© 2022 CPM Educational Program. All rights reserved.