Factorise of (a-5)^2-(a-8)^2
Answers
Answered by
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 ⭐⭐⭐
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
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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