Question

1. Find the roots of the
quadratic equation x^2 -8x -20
=O by factorization method. *
Ox=10 or x=-2
O x= 10 or x= 2
X=-10 or x=-2
O x=-10 or x=2​

Answer 1

Answer:

x=10 and x=-2

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

x²-8x-20=0

x²-(10-2)x-20=0

x²-10x+2x-20=0

x(x-10)+2(x-10)=0

(x+2)(x-10)=0

x+2=0. x-10=0

x= -2. x=10

x= -2. x=10 is ur answer