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Need help with part b. Thanks!

Need help with part b. Thanks!-example-1

1 Answer

3 votes

Answer:


(x-4)^(2)>0


(x-4)^(2)+4>0

so the function is always positive.

Explanation:

As
(x-4)^(2) always positive, because when you square numbers you will get always a positive number.

So
(x-4)^(2)+4>0, because the (+4) will not effect the answer as (x-4)^{2} will be positive.

User Ahmed Younes
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