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Chapter 1: Q73. (page 66)

Iffx=2x+4andgx=x2鈭�3then find the following value.

fm+2

Short Answer

Expert verified

The expression is: fm+2=2m+8.

Step by step solution

01

Step 1. Given information.

The given functions are:

fx=2x+4gx=x2鈭�3

02

Step 2. Write the Concept.

If find the value of a functionfx at any value of x, then put the value of x in that function.

03

Step 3. Determine the function value.

The value offm+2 is find in below.

fx=2x+4

Substitutex=m+2 in the above function.

fm+2=2m+2+4=2m+4+4=2m+8

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