CHRISSUURICHARVESFactorise the following1. 8 – 972 – InterviewSolution

1.

CHRISSUURICHARVESFactorise the following1. 8 – 972

Answer»

xy + zx najahvdhbajvshhs

x^2-9y^2 [a^2-b^2=(a+b) (a-b)](x+9y) (x-9y) [a=x , b=9y]

=(x+3y) (x-3y) is the correct answer

(x+3y)(x-3y) is the best correct answer

(x+3y) (x-3y) is correct answer

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