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Chapter 8: Q. 8 (page 917)

In the following exercises, evaluate the rational expression for the given values.

x+32-3x(a)x=0(b)x=1(c)x=-2

Short Answer

Expert verified

The required answers are

Part(a)32Part(b)-4Part(c)18

Step by step solution

01

Part (a) Step 1. Given Information  

The given expression isx+32-3x

02

Part (a) Step 2. Calculation   

Substitute 0 for x,

x+32-3x=0+32-3(0)=32

03

Part (b) Step 1. Calculation   

Substitute 1 for x,

x+32-3x=1+32-3(1)=4-1=-4

04

Part (c) Step 1. Calculation   

Substitute -2 for x,

x+32-3x=-2+32-3(-2)=12+6=18

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