Simplify :- (y-25) (y-10)using identity 4=(X+a)(X+b)=x²+(a+b)X+ab – InterviewSolution

1.

Simplify :- (y-25) (y-10)using identity 4=(X+a)(X+b)=x²+(a+b)X+ab

Answer»

y² -35y + 250

Step-by-step EXPLANATION:

(y-25) (y-10)

=(y × y) + [(-25)+(-10)]y + (-25)×(-10)

= y² + (-35)y + 250

= y² -35y + 250

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