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If the range of the function f(x)=x4 is {28, 30, 32, 34, 36}, what is its domain?

User Ncray
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1 Answer

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f(28)=4x f(28)=4(7) (7,28)
f(30)=4x f(30)=4(7.5) (7.5,30)
f(32)=4x f(32)=4(8) (8,32)
f(34)=4x f(34)=4(8.5) (8.5,34)
f(36)=4x f(36)=4(9) (9,36)

If the domain is the x-coordinates than its 7, 7.5, 8, 8.5, 9
User Sten L
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