factorise using identities 16y^2+56y+49 ​

Question

factorise using identities 16y^2+56y+49

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Remi 1 month 2021-08-17T22:48:35+00:00 2 Answers 0 views 0

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    0
    2021-08-17T22:49:38+00:00

    Answer:

    (4y)^2 + 2(4y)(7) + (7)^2. ( using identity (a+b)^2 = (a)^2 + 2ab + (b)^2 )

    (4y + 7)^2

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    2021-08-17T22:49:48+00:00

    Answer:

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