What is the Value of 7.8 - x to the power of 2 when x = 3?Please show work

## What is the value of 7.8 - x to the power of 2 when = 3?

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# 2 Answers

Hi Chris;

x=3

(7.8-x)

^{2}or

7.8-x

^{2}I will begin with the first...

(7.8-3)

^{2}(4.8)

^{2}(4.8)(4.8)

23.04

Second...

7.8-3

^{2}7.8-9

-1.2

(7.8-3)^2=

4.8^2=23.04

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