Question

please solve this fast​

Answer 1

its from d2 book of mathematics?

Answer 2

Step-by-step explanation:

eqn is

$2m {}^{2} + 3n {}^{2} m + \frac{7}{2} n {}^{2} + 8$

and X=2,M=-2

Put it in eqn

we get,

$2 (- 2) + 3n {}^{2} ( - 2) + \frac{7}{2} n {}^{2} + 8$

now,

$- 4 + ( - 6n {}^{2} ) + \frac{7}{2} n {}^{2} { + 8}$

solve using values of m , n nd x

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