Math, asked by Sanjanasingh9419, 1 year ago

Factorise of (a-5)^2-(a-8)^2

Answers

Answered by Anonymous
46
⭐⭐⭐⭐⭐ ANSWER ⭐⭐⭐⭐⭐

MOTHER EXPRESSION : (a-5)²-(a-8)²

SOLUTION :

(a-5)²-(a-8)²

= (a-5+a-8) (a-5-a+8) [Using, a²-b² = (a+b) (a-b)]

= 3 (2a-13)

= 6a - 39

➡ So, the required answer is (6a-39).

⭐⭐⭐ ALWAYS BE BRAINLY ⭐⭐⭐
Answered by adityajha1102
0

Answer: 6a-39

Step-by-step explanation:

(a-5)²- (a-8)²

= (a-5+a-8) (a-5-a+8) [By using a²-b²=(a+b) (a-b)]

=3(2a-13)

=6a-39

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