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प्रश्न
(a + b)(a – b) = a2 – b2
विकल्प
True
False
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उत्तर
This statement is True.
Explanation:
We know that,
(a + b)(a – b) = a × a – a × b + b × a – b × b
= a2 – b2
= a2 – ab + ba – b2
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संबंधित प्रश्न
Factorise : 16p4 – 1
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Using suitable identities, evaluate the following.
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`x^2/9 - y^2/25`
Factorise the following using the identity a2 – b2 = (a + b)(a – b).
`(2p^2)/25 - 32q^2`
Factorise the following using the identity a2 – b2 = (a + b)(a – b).
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Factorise the following using the identity a2 – b2 = (a + b)(a – b).
x4 – y4 + x2 – y2
Factorise the expression and divide them as directed:
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Verify the following:
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The product of two expressions is x5 + x3 + x. If one of them is x2 + x + 1, find the other.
