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If (a2 - b2) ÷ (a + b) = 25, then (a - b) = ?
Answer & Solution
Correct Answer:
Option
B
We know (a2 - b2) = (a - b) (a + b)
So, (a2 - b2) ÷ (a + b) = 25
⇒ $$\frac{(a - b) (a + b)}{a + b}$$ = 25
⇒ (a - b) = 25
So, (a2 - b2) ÷ (a + b) = 25
⇒ $$\frac{(a - b) (a + b)}{a + b}$$ = 25
⇒ (a - b) = 25
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