How do you find the domain and range of $f(x)=3x^4-10$ ?

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Answer 1 · 2018-07-02T11:14:22

Domain: $x in RR or (-oo,oo)$
Range : $f(x)>= -10 or [-10,oo)$

$f(x)= 3 x^4-10$

Domain : Possible input value of $x$ . Any input of $x$ is possible.

Domain: $x in RR or (-oo,oo)$

Range : Possible output value of $f(x) ; x^4>=0$ .

Range : $f(x)>= -10 or [-10,oo)$

graph{3x^4-10 [-40, 40, -20, 20]} [Ans]

How do you find the domain and range of f(x)=3x^4-10f(x)=3x^4-10?