Question

using second identity solve( 6 Y - 4 z)^2

Answer 1

Step-by-step explanation:

(6y-4z)^2

=(6y)^2 + (4z)^2 - 48yz

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Answer 2

Answer:

hi friend here is your answer..

we know that..

$(a-b)^{2} =a^{2} +b^{2} -2ab\\so...\\(6y-4z)^{2} =36y^{2} +16z^{2} -48yz$

Step-by-step explanation:

hope my answer will help you ..

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