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derivative using first principle -

sin_/x

(sin under root x)Differentiate sinx/x from the first principle.

If x root (1+y) + y root (1+x) = 0

Prove that dy/dx = -1/(1+x)

^{2}experts do help!!

integrate x^6+1/x^2+1

derivative of 1)logx by first principle

IN this question

find the derivative of

^{^}-x- 2)/x^2Find the derivative of root tanx from first principles.

Find dy/dx. If (x

^{2}+ y^{2})^{2}= xyhow can we derivate cosecx by first principle

evaluate:

lim x-0 [1-cosx (cos2x)^1/2] / x^2

lim x tends to zero 1-cos4x / x

^{2}?Find

evaluate

lim

_{x-0}(a-x)^{2 }sin(a+x) -a^{2}sina / xfind the dervative of

derivative of sin^n x

Find derivative of sin2x,cos2x and tan2x using first principle

Q.13. $x\mathrm{sin}2x+{5}^{x}+{k}^{x}+{\left({\mathrm{tan}}^{2}x\right)}^{3}$

derivative of square root of cos x by first principle

differentiate x2 cosx from first principle..

dy/dx+x^n+n!=y

lim. x->0

1- cosx.cos2x.cos3x /sin

^{2}2xwhat is lim

_{x-0}x(e^{x}-1)/1-cosxdiscuss the continuity of function f(x)= |x|+|x-1| in interval [-1,2]

lim n tends to infinity (1/3+1/3^2+1/3^3.....1/3^n)

how to slove this question?

y= x tanx / sec x +tanx

^{x}using first principlelim cos2x - 1/cosx - 1

find the derivative of cosx by first principle of derivative

^{2}/3x-1 with respect to x.evaluate lim h tends to 0 [ (a+h)^2 sin (a+h) - a^2sin a] / h

^{2}-10)find derivative of sinX+cosX from first principle

find dy/dx if y = 1/x.

rs aggrawal solutions

^{1/2}^{}^{}^{}lim x tends to infinity (sin x -cosx)/xevaluate sin x - sin a / x-a?

lim tan x-sinx / sin

^{3}xx--0

evaluate lim x-pi/4 (cox-sinx)/(x-pi/4)

f(x)={1-coskx /xsinx ,x is not =0 and 1/2,x=0}

find k if limx-0f(x) = f(0)

Evaluate the following limit

lim

_{x-->0}1-cos2x / x^{2}FASTTT!!!!!!!!!!!!!!!!!!

evaluate limit x tends to pi/2 tan 2x / x-pi/2?

evaluate sin x - sin a / x-a?

Evalute the limit: lim x ---0 sqrt 1+3x - sqrt 1-3x/x

find dy/dx if y = 1/(ax + b)

If x^{2}+ y^{2}=t - 1/t ,x^{4}+ y^{4}=t^{2}+ 1/t^{2}, prove that xy dy/dx =1Differentiate w.r.t x by using first principle

i)xcosx

lim x-->0 (cos 3x-cos 5x)/x

^{2}^{2}-8t)m/s. find the distance covered by the point during the fourth second from the start.lim x-2 3

^{x}+3^{3-x}-12 / 3^{3-x -}3^{x/2}Differentiate the following by using first principle -

i). tan (2x + 1)

ii).

√tan xiii). x

^{2 }sin xFind the ratio in which the plane x-2y+3z =17 divides the line joining the points (-2,4,7) and (3,-5,8).Also obtain the coordinates of the point of intersection.

lim (x+y) sec (x+y) -x sec x / y

y--0

IF Lim_{ x--> o}( x^{-3}sin3x + ax^{-2}+ b) exists and is equal to 0,then what are the values of a and b ?Q=If a^{2}+ b^{2}=23ab,then prove that log(a+b/5) = 1/2 (loga + logb)Book Mathematics Class XI R.D.Sharma

Exercise 29.9, Qno- 29

Please send the solution

tell me all the formulae of limits and derivatives of class 11th as well as 12th !!examine the continuity

f(x) =logx-log7/x-7 for x not equal to 7

=7 for x= 7 at x=7

find dy/dx if y = log sinx.

Q. lim x tends to pi/2

1+cos2x / (pi-2x)

^{2}Differentiate using first principle : e

^{[under root(tan x)]}