Factorise : 9x 2 + 6x + 1 - 25y 2
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Answered by
14
= (3x + 1)² - (5y)²
= (3 x + 1 + 5 y) ( 3x + 1 - 5 y)
as A² - B² = (A +B)(A-B)
= (3 x + 1 + 5 y) ( 3x + 1 - 5 y)
as A² - B² = (A +B)(A-B)
Answered by
3
Answer:
Step-by-step explanation:
= (3x + 1)² - (5y)²
= (3 x + 1 + 5 y) ( 3x + 1 - 5 y)
as A² - B² = (A +B)(A-B)
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