Add: $12 x^{2} - 12 x + 4$ and $21 x^{2} + 7 x - 10$

$33 x^{2} + 5 x - 6$

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$33 x^{2} - 19 x - 6$

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$33 x^{2} + 19 x - 6$

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$33 x^{2} - 5 x - 6$

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Solution

The correct option is D
$33 x^{2} - 5 x - 6$

$12 x^{2} - 12 x + 4$
$21 x^{2} + 7 x - 10$
_____________
$33 x^{2} - 5 x - 6$

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Similar questions

Add: $12 x^{2} - 12 x + 4$ and $21 x^{2} + 7 x - 10$

The product of $7 x - 4 y$ and $3 x - 7 y$ is

Find the product of $(7 x - 4 y)$ and $(3 x - 7 y)$ .

2 \int - 1 (\frac{x}{4} + \frac{1}{2}) d x - 2 \int - 1 \frac{x^{2}}{4} d x

Factorise :
$1) 12 x^{2} - 7 x + 1$
$2) 2 x^{2} + 7 x + 3$ [4 MARKS]

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