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State the zero(s) of the function. f(x) = x³ - 2x² - x + 2 O a O b Ос Od 1 and 2 -1, 1, and 2 -1, 0, and 1 -2, -1, and 1
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State the zero(s) of the function.

f(x) = x³ - 2x² - x + 2
O a
O b
Ос
Od
1 and 2
-1, 1, and 2
-1, 0, and 1
-2, -1, and 1

User Thisisyusub
by
5.2k points

1 Answer

5 votes

Answer:

-1, 1, and 2

Explanation:


x^3 - 2x^2 - x+2=0 \\ \\ x^2(x-2)-(x-2)=0 \\ \\ (x^2-1)(x-2)=0 \\ \\ (x-1)(x+1)(x-2)=0 \\ \\ x=-1, 1, 2

User Manish Ahire
by
4.5k points
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