Question

Which of the following quadratic equation has roots-1and 3
(A) x²-2x-3 (B) x²+2x+3 (C) x² -2x+3 (D) x² +2x-3​

Answer 1

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Answer 2

Answer:

x²-2x-3=0

x²-3x+x-3=0

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

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

x=-1,3