Question

Use suitable identity to expand the following.
please give full solution
$( \sqrt{2x } + \sqrt{3y} - \sqrt{5z} ) {}^{2}$
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Answer 1

Answer:

(a+B+c)2

Explanation:

this is 3 polynomial bracketed equations

Answer 2

(a+b-c)^2= a^2+b^2-c^2+2ab-2bc-2ca