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Chapter 1: Q37. (page 50)

If g(x)=x2+5x,find the value of g(-2).

Short Answer

Expert verified

The value of the function g鈭�2 is -6.

Step by step solution

01

Step 1. Interpreting of function.

g鈭�2Indicates the value of the function gxatx=鈭�2

02

Step 2. Apply substitution method.

Substitute x=鈭�2into the function gx

g鈭�2=鈭�22+5鈭�2

03

Step 3. Calculation.

g鈭�2=鈭�22+5鈭�2g鈭�2=4鈭�10g鈭�2=鈭�6

Therefore, the value of the function g鈭�2 is -6.

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