Factorize 49x^2-14x+1-25y^2
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Answered by
4
49x²-14x+1-25y²
→ {49x²-7x-7x+1} - 25y²
→ {7x(7x-1)-1(7x-1)} - 25y²
→ {(7x-1)(7x-1)} - 25y²
→ (7x-1)² - (5y)²
a²-b² = (a+b)(a-b)
→ (7x-1+5y) (7x-1-5y)
Hope it helps.......
→ {49x²-7x-7x+1} - 25y²
→ {7x(7x-1)-1(7x-1)} - 25y²
→ {(7x-1)(7x-1)} - 25y²
→ (7x-1)² - (5y)²
a²-b² = (a+b)(a-b)
→ (7x-1+5y) (7x-1-5y)
Hope it helps.......
Answered by
1
Answer:
Step-by-step explanation:
(49x^2-14x+1)-25y^2
((7x)^2-2*7x*1+1)-(5y)^2
(7x-1)^2-(5y)^2
(7x-1+5y)(7x-1-5y)
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