pabscoRosariannati pabscoRosariannati

24-11-2016
English

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Find the zeros of the function.

f(x) = 9x3 - 45x2 + 36x

0, 1, and 4

-1 and -4

1 and 4

0, -1, and -4

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helpPlease111111 helpPlease111111

25-11-2016

Distribute the common terms out, and then factor the rest

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nobillionaireNobley nobillionaireNobley

27-11-2016

f(x) = 9x^3 - 45x^2 + 36x
The zeros of f(x) are the values of x for which f(x) = 0

9x^3 - 45x^2 + 36x = 0
9x(x^2 - 5x + 4) = 0
9x(x - 1)(x - 4) = 0
x = 0, 1 and 4.

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