tantalic4444 tantalic4444

23-04-2020
Mathematics

contestada

Can you explain it and help me out pleasssee

Can you explain it and help me out pleasssee class=

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kenholland066 kenholland066

23-04-2020

B is the correct answer.

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SvetkaChem SvetkaChem

23-04-2020

Answer:

B.

Step-by-step explanation:

Answer:

B. x= -1, x=3

Step-by-step explanation:

4x²-8x -12 =0 /:4

x² - 2x -3=0

x² - 3x + x -3 = 0

x(x-3) + 1(x-3)=0

(x-3)(x+1)=0

x-3 =0 or x+1 =0

x=3 and x = -1

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