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Chapter 7: Q 177 (page 850)

In the following exercises, factor

2n2-27n-45

Short Answer

Expert verified

The factorization of the expression is(2n+3)(n-15).

Step by step solution

01

Step 1. Given information

Given expression is2n2-27n-45.

02

Step 2. Factorizing by 'ac' method. 

a脳c=-90

Factorization:

2n2+3n-30n-45=n(2n+3)-15(2n+3)=(2n+3)(n-15)
03

Step 3. Check

(2n+3)(n-15)=2n2+3n-30n-45=2n2-27n-45

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