Question

using identities solve
i) (3x+4) (3x+4)
ii) (7xy-2) ( 7xy + 7)

Answer 1

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Assuming that the product of these identities is only equal to 0, we get in the first case, X = $[ - (3/4) ]$ and in the second case, XY = $[ 2/7 ] \: and \: [ -1 ]$

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