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Help me pls

Question 4 Part B (2 points): In part A you factored f(x) = 9m2 + 3m - 2. What are the x intercepts of this function? SELECT ALL THAT APPLY.

A.
m = -1/3

B.
m = 1/3

C.
m = -2/3

D.
m = 2/3

E.
m = 3

F.
m = -3

G.
m = 6

H.
m = -6

User Souleymane
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4.5k points

1 Answer

9 votes

We need zeros


\\ \rm\Rrightarrow 9m^2+3m-2=0


\\ \rm\Rrightarrow 9m^2-3m+6m-2=0


\\ \rm\Rrightarrow 3m(3m-1)-2(3m-1)=0


\\ \rm\Rrightarrow (3m-2)(3m-1)=0

  • m=2/3
  • mm=1/3
User Charles Menguy
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4.4k points