Question

find the roots of the equation x^2-x-12
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Answer 1

Answer:

Answer

x^2−x−12=0

x^2−x−12=0x^2−4x+3x−12=0

⟹x(x−4)+3(x−4)=0

⟹(x+3)(x−4)=0

x=−3 or 4