d/dx(cos(lnx))^2

lim 3sinπx–sin3πx
x→0 −−−−−−––−––
x³

lim x(cos2x+cos3x)
x→0 −−−−−−––−––––
2sinx

lim x^(9/2) - a^(9/2)
x→a −−−−−−––−––−––
√x-√a

lim x²+6x
x→∞ −−−−−−––−––
2x²+5

lim { (1/x) + 1} { (5x² - 1)/x²}
x→∞

lim (1+ax) ^ {(bx+c)/x} [এখানে 0<x<a/1]
x→0

lim { (1+x) / x } ^ (x+k)
x→∞

lim 1 - cosx
x→0 −−−−−−––−––
sin²2x (আগের প্রশ্নে একটু ভুল ছিল)

lim a^x - b^x
x→0 −−−−−−––−––
x

lim e^x - e^(-x) - 2x
x→0 −−−−−−––−––
x-sinx

lim √(1-5x) - √(1-7x)
x→0 −−−−−−––−––––
x

lim e^x - e^(-x) - 2 ln(1+x)
x→0 −−−−−−––−––––––––
xsinx

lim e^(sinx) - 1
x→0 −−−−−−––−––
sinx

lim 1 - e^(-2y)
y→0 −−−−−−––−––
log(1+y)

lim sin4x
x→0 −−−−−−––−––
7x

lim 2^x sin (y/2^x)
x→∞

lim sin5x - sin 3x
x→0 −−−−−−––−––
sin3x - sin2x

lim 1 - sinx
x→π/2 −−−−−−––−––
(π/2 - x)²

lim e^(mtanx) - 1
x→0 −−−−−−––−––
m(tanx+sinx)

lim e^{ 2(x+h) } - e^(2x)
h→0 −−−−−−––−––−−−−−
h