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

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01-08-2015
Mathematics

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

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HellokittyGirl2001 HellokittyGirl2001 · Answer 1 · 2015-08-05T06:01:21+02:00

HellokittyGirl2001 HellokittyGirl2001

05-08-2015

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

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