Find the product of $(3 x - 2)$ and $(x + 1)$ .

3 x^{2} - 2

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4 x - 2

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3 x^{2} - x - 2

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3 x^{2} + x - 2

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Solution

The correct option is B $3 x^{2} + x - 2$
Product of $(3 x - 2)$ and $(x + 1)$ is
$y = (3 x - 2) (x + 1)$
$= 3 x^{2} + 3 x - 2 x - 2$
$= 3 x^{2} + x - 2$

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