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3 votes
Determine all zeros for the function:
f(x)=(x^{2} +2x-8)(x-6)

1 Answer

6 votes
graph this equation on a graphing calculator, the line crosses the x axis 3 times, those points are at -4 , 2 , and 6

to find on calc, enter equation is y=, then hit 2nd , trace , 2: zero
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