factorise the following 9/16-25a²b²
Answers
Answered by
1
Answer:
(3/4 + 5ab)(3/4 - 5ab)
Step-by-step explanation:
9/16 - 25a²b²
= (3/4)² - (5ab)²
Using the algebraic identity
a²- b²= (a+b)(a-b)
= (3/4 + 5ab)(3/4 - 5ab)
Answered by
0
Answer:
(¾+5ab)(¾-5ab)
Step-by-step explanation:
9/16-25a²b²
=(¾)²-(5ab)²
=(¾+5ab)(¾-5ab) [a²-b²=(a+b)(a-b)]
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