How do you use find the zeroes of #f(x)=4x^3-4x#?
1 Answer
Sep 15, 2016
Explanation:
The zeroes of f(x) are the values of x that make f(x) = 0
That is
#4x^3-4x=0# Factorising gives.
#4x(x^2-1)=0rArr4x(x-1)(x+1)=0# solving for x.
#rArrx=0,x=+-1" are the zeroes"#
