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Chapter 8: Q. 8.105 (page 808)

In the following exercise ,simplify

31-5

Short Answer

Expert verified

-3(5+1)4.

Step by step solution

01

Part (a) Step 1. Given information.

Given expression:

31-5

02

Part (a) Step 2. Finding solution.

Finding the solution.

Multiply numerator and denominator by the same factor i.e conjugate of denominator.

Multiply numerator and denominator 1+5.

31-5脳1+51+5=3(1+5)(1)2-(5)2=3(1+5)1-5=-3(1+5)4

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