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Simplification of an Expression

Solve :- 4a2...

Question

Solve :-
$4 a^{2} - 4 b^{2} + 4 a + 1$

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Solution

Now,
$4 a^{2} - 4 b^{2} + 4 a + 1$
$= 4 a^{2} + 4 a + 1 - 4 b^{2}$
$= (2 a + 1)^{2} - (2 b)^{2}$
$= (2 a + 2 b + 1) (2 a - 2 b + 1)$ .

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Simplification of an Expression

Standard VIII Mathematics

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