Mark the correct alternative in the following question-What should be added to 3 x2-4 to get 9 x2-7 -a 6 x2-11b 6 x2-11c 12 x2-11d 12 x2-11

Since, (9x2 nbsp; nbsp;7) nbsp; (3x2 nbsp;+ 4) = nbsp;9x2 nbsp; nbsp;7 nbsp; nbsp;3x2 nbsp; 4 = 6x2 nbsp; nbsp;11 nbsp;So, ...

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Property 4

Mark the corr...

Question

Mark the correct alternative in the following question:

What should be added to 3x² + 4 to get 9x² $-$ 7?

(a) 6x² $-$ 11 (b) 6x² + 11 (c) 12x² $-$ 11 (d) 12x² + 11

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Solution

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Similar questions

12 x^{2} - 7 x + 1

2 x^{2} + 7 x + 3

6 x^{2} + 5 x - 6

3 x^{2} - x - 4

Factorise:
(i) $12 x^{2} - 7 x + 1$
(ii) $2 x^{2} + 7 x + 3$
(iii) $6 x^{2} + 5 x - 6$
(iv) $3 x^{2} - x - 4$

Factorise:

(i) 12x² − 7x + 1 (ii) 2x² + 7x + 3

(iii) 6x² + 5x − 6 (iv) 3x² − x − 4

\frac{6 x^{2} - x - 2}{8 x^{2} + 6 x + 1} \times \frac{12 x^{2} - 13 x - 4}{12 x^{2} - 25 x + 12}

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