The factors of 81x² - 121y² are
Answers
Answered by
7
Answer:
81x² - 121y²
=>(9x)² - (11y)² we know a²-b²=(a+b)(a-b)
so
=> (9x+11y)(9x-11y)
Answered by
5
Answer:
(9x - 11y)(9x + 11y)
Step-by-step explanation:
81x² - 121y²
= (9x)² - (11y)²
= (9x - 11y)(9x + 11y)
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