Question

Find the square of √2 x + 3

Answer 1

Step-by-step explanation:

(√2x+3)²= (√2x)²+2•√2x•3+(3)²

=2x²+6√2x+9

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Answer 2

Step-by-step explanation:

(root2x+3)^2

2x^2+2*root2x*3+9