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Chapter 1: Q70. (page 66)

Iffx=2x+4and gx=x2鈭�3, find each value

g2

Short Answer

Expert verified

The value of the function isg2=1.

Step by step solution

01

Step 1. Concept.

For a function f,fa represents the value of the function atx=a

02

Step 2.  Evaluating the required value.

To evaluate the function value, substitute 2 for xin the function g(x)and simplify further as shown below

g2=22鈭�3

03

Step 3. Calculation.

To simplify further, expand the exponent and then combine to get

22鈭�3=4鈭�3=1

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