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Chapter 2: Q6. (page 105)

Find each value

6.  f(3) if f(x)=7-x2

Short Answer

Expert verified

The value of f3is -2.

Step by step solution

01

– Putting value of x

We will put 3 in place of xto determine the value of the function.

02

– Simplifying the given function

As, we have:

f(x)=7-x2

We will put x=3:

f3=7−32f3=7−9f3=−2

03

– Determining the final answer 

f3=−2

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