Question

find the roots for quadratic eq.

x-3x-10=0​

Answer 1

Answer:

x² - 3x - 10 = 0

x² - 5x + 2x - 10=0

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

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

x= -2 ,  x= 5

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Answer 2

The roots of this equation:-

x2 - 3x -10 = 0

=> x2 - 5x + 2x - 10 = 0

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

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

=> x = -2 , +5