Question

expand the following (a)(2x-y+3z)^2

(b) (5a+b-3c)^2





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Answer 1

Answer:

Hey mate, Here's ur answer

Step-by-step explanation:

Please follow the steps below:-

A)

$= (2x - y + 3z) {}^{2}$

$4x {}^{2} + y {}^{2} + 9z {}^{2} - 4xy - 6yz + 12xz$

B)

$(5a + b - 3c) {}^{2}$

$= 25a {}^{2} + b {}^{2} + 9c {}^{2} + 10ab - 6bc - 30ac$

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