SOLUTION: Find the interval on which the function is increasing a) f(x) = |x+1| b) f(x) = x^3 c) f(x) = x^4 d) f(x) = (1)/(x^2+1) Please help me Thank youuuuu

SOLUTION: Find the interval on which the function is increasing a) f(x) = |x+1| b) f(x) = x^3 c) f(x) = x^4 d) f(x) = (1)/(x^2+1) Please help me Thank youuuuu

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Question 424324: Find the interval on which the function is increasing
a) f(x) = |x+1|
b) f(x) = x^3
c) f(x) = x^4
d) f(x) = (1)/(x^2+1)
Please help me
Thank youuuuu
Answer by robertb(5830) (Show Source): You can put this solution on YOUR website!
a) [-1, )
b) (, )
c) [0, )
d) (, 0]
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