1.

x^2 %2B 11*x %2B 30

Answer»

X2+5X+6X+30X(X+5)+6(X+5) ans.....

x^2 + 11x + 30

= x^2 + 6x + 5x + 30

= x(x + 6) + 5(x + 6)

= (x + 6) (x + 5)



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