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Some Important Identities - (i) (a+b)^2 ...

Some Important Identities - (i) `(a+b)^2 = a^2 + 2ab + b^2` (ii) `(a-b)^2 = a^2 - 2ab + b^2`

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Some Important Identities - (i) (a+b)^(2)=a62+2ab+b^(2)( ii) (a-b)^(2)=a^(2)-2ab+b^(2)

Important Identity -(a-b)(a+b)=a^(2)-b^(2)

(5x + 2y) ( 5x - 2y) can be simplified using the identity. a. (x +b) ^(2) = a ^(2) + 2 ab + b ^(2) b. (x -b) ^(2) = a ^(2) - 2 ab + b ^(2) c. (a +b)(a -b) = a ^(2) - b ^(2) d. none

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Factorise the using the identity a ^(2) - 2 ab + b ^(2) = (a -b) ^(2). p ^(2) - 2p +1

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