20
12
-10
-22
Correct answer is D
Taking the LCM of the right hand side of the equation, we have
4(2x−3)−2(x+5)(x+5)(2x−3)=6x+m2x2+7x−15
Comparing the numerators, we have
4(2x−3)−2(x+5)=6x+m
8x−12−2x−10=6x−22=6x+m
⟹m=−22
Given that log2y12=log5125, find the value of y...
If Un = kn2 + pn, U1 = -1, U5 = 15, find the values of k and p....
Simplify (216)−23×(0.16)−32...
If 2,(k+1),8,... form an exponential sequence (GP), find the values of k...
Find the coefficient of the 6thterm in the binomial expansion of \((1 - \frac{2x}{3})10\...
If α and β are the roots of 7x2+12x−4=0,find the value of \(\frac{αβ}...
The angle subtended by an arc of a circle at the centre is π3radians. If the radius ...
If 36, p,94 and q are consecutive terms of an exponential sequence (G.P), find the sum ...