SOLUTION: find the zeros of the function algebraically. f(x)=4x^3-9x

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Question 364319: find the zeros of the function algebraically. f(x)=4x^3-9x
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
f%28x%29=4x%5E3-9x
f%28x%29=x%282x-3%29%282x%2B3%29
Three solutions:
highlight%28x=0%29
.
.
.
2x-3=0
2x=3
highlight%28x=3%2F2%29
.
.
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2x%2B3=0
2x=-3
highlight%28x=-3%2F2%29