Question

(x+7)(x+5) solve using identity ​

Answer 1

Answer:

(x+7)(x+5)

x(x+5)+7(x+5)

x²+5x+7x+35

x²+12x+35

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Answer 2

Answer:

x^2+12x+35

Step-by-step explanation:

(x+a)(x+b)=x^2+(a+b)x+ab

here a= 7, b= 5

x^2+(7+5)x+7×5=x^2+12x+35

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