The function f(x) = 4 - 7x^4 has an absolute maximum value of ? and this occurs at x equals ?

melodykap 2021-02-25 Answered
The function f(x)=47x4 has an absolute maximum value of ? and this occurs at x equals ?
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Expert Answer

AGRFTr
Answered 2021-02-26 Author has 95 answers
Given,
f(x)=47x4
f(x)=074x3=28x3
Now f'(x)=0
28x3=0x=0
Step 2
Therefore absolute maximum value occurs at x = 0 and absolute maximum value is,
f(0)=47(0)4=4
Hence absolute maximum value is 4 and this occurs at x = 0.
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