If 2- m - 12 m -14- then 1144 m 1 - 2-15 m -1 is equal toa 12b 2c 4d -14

We have to find the value ofprovided Consider, Equating the power of exponents we get nbsp; By substituting we get nbsp; Hence the correct choi ...

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(x±a)(x±b) = x²±(a+b)x+ab.

If 2- m × 12 ...

Question

If $2^{- m} \times \frac{1}{2^{m}} = \frac{1}{4},$ then $\frac{1}{14} \{(4^{m})^{1 / 2} + {(\frac{1}{5^{m}})}^{- 1}\}$ is equal to

(a) $\frac{1}{2}$

(b) 2

(c) 4

(d) $- \frac{1}{4}$

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If x + 2 is a factor of x² + mx + 14, then m =
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(d) 14

| z_{1} | = 1, | z_{2} | = 2, | z_{3} | = 3

| 9 z_{1} z_{2} + 4 z_{1} z_{3} + z_{2} z_{3} | = 12,

| z_{1} + z_{2} + z_{3} |

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