factorize]factorization 16 x square minus 9 y square
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Answered by
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= 16x2 - 9y2
= (4x)2 - (3y)2
= (4x+ 3y) (4x-3y)
Answered by
7
Answer:
(4x + 3y)(4x - 3y)
Step-by-step explanation:
Given : 16x² - 9y²
As we know that, 16 is the square of 4 and 9 is the square of 3.
We can write this as :
→ (4x)² - (3y)²
• Identity : a² - b² = (a + b)(a - b)
Here, a = 4x, b = 3y
→ (4x + 3y)(4x - 3y)
Other identities which are frequently used :
• (a + b)² = a² + b² + 2ab
• (a - b)² = a² + b² - 2ab
• (a + b)² - (a - b)² = 4ab
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