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The value of `(a + b)^2 – (a – b)^2`
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Jan 17, 2022
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8th-maths
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yogita
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The value of `(a + b)^2 – (a – b)^2` is
Options:
(a) 4ab
(b) – 4ab
(c) `2a^2 + 2b^2`
(d) `2a^2 – 2b^2`
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chapter9
#mcq
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