Math, asked by bbawsarnilesh5663, 1 year ago

algebraic identities (5x-2)(5x-7)

Answers

Answered by sarwajeet1909

1

Answer:

(x-a)(x-b) is the algebric identies \\

Step-by-step explanation:

Answered by chinna279916

2

Answer:

25x^2 -45x+14

Step-by-step explanation:

(5x-2)(5x-7)= [5x+(-2)][5x+(-7)]
It is in the form of (x+a) (x+b)
that equals to x^2+(a+b)x+ab
Here x= 5x a =-2 b=- 7
so [5x+ (-2)] [5x+ (-7)]=(5x)^2 +[-2+(-7)] + (-2)(-7)
that equals to 25x^2-45x+14

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