Question

(3x + 1)² find the value by using the a+b whole square​

Answer 1

Answer:

$9x {}^{2} + 1 + 6x$

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Answer 2

Answer:

That is

${3x}^{2} + {1}^{2} + 2 \times 3x \times 1 \\ 9 {x}^{2} + 1 + 6x \: \: ans$