Question

1. find the roots of the following quadratic equations by factorisation
x2-3x-10=0​

Answer 1

Answer:

x^2 - 3x - 10 = 0

=>x^2 - 5x + 2x - 10 = 0

=>x (x - 5) + 2 (x - 5) = 0

=> (x + 2) (x - 5) =0

=> ( x + 2) = 0 and (x-5) = 0

=> x = -2 and x = 5

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