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2 years ago

12

Please select the correct answer!

2 answers:

ioda2 years ago

7 0

Answer:

the value of x must be -2 . ie option b

Viefleur [7K]2 years ago

4 0

Answer:

x-1=-x²+2x+5

-x²+(2x-x)+(5+1)=0

-x²+x+6=0

(x-3)(x+2)

x=3 or x=-2

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