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Syllabus

derivative using first principle -

sin_/x

(sin under root x)derivative of sin^n 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!!

evaluate

lim

_{x-0}(a-x)^{2 }sin(a+x) -a^{2}sina / xderivative of 1)logx by first principle

find the derivative of

find the value of k if lim x tends to 1 x^4-1/x-1 = lim x tends to k x^3-k^3/x^2-k^2

Find the derivative of root tanx from first principles.

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

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

evaluate:

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

lim sin(2+x)-sin(2-x)/x

x-0

how can we derivate cosecx by first principle

lim x tends to zero 1-cos4x / x

^{2}?evaluate:

lim x-0 [(3^2x)-(2^3x)] / x

Find

^{3}-3x^{2}+2x)]differentiate with respect to x

y = (x sin x) / (1+ cos x)

find the dervative of

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

Find derivative of sin2x,cos2x and tan2x using first principle

^{2}/3x-1 with respect to x.derivative of square root of cos x by first principle

lim x tends to 0

whole root(1+2x) - whole root(1-2x)/sinx

lim. x->0

1- cosx.cos2x.cos3x /sin

^{2}2xQ. lim x tends to pi/2

1+cos2x / (pi-2x)

^{2}Find dy/dx. If (x

^{2}+ y^{2})^{2}= xywhat is lim

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

y= x tanx / sec x +tanx

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

lim cos2x - 1/cosx - 1

Find the derivative of the function(x

^{2}-4x+5)(x^{3}-2) with respect to x?find the derivative of cosx by first principle of derivative

evaluate lim h tends to 0 [ (a+h)^2 sin (a+h) - a^2sin a] / h

find derivative of sinX+cosX from first principle

rs aggrawal solutions

evaluate sin x - sin a / x-a?

^{^}-x- 2)/x^2lim tan x-sinx / sin

^{3}xx--0

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

lim sin(2+x)-sin(2-x)/x

x-0

find limit if it exist

please urgent help

Find 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.

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

evaluate sin x - sin a / x-a?

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

y--0

Differentiate w.r.t x by using first principle

i)xcosx

Evaluate:-

lim (x

^{4}-3x^{3}+2)/(x^{3}-5x^{2}+3x+1)x --1

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

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

how to slove this question?

Differentiate the following by using first principle -

i). tan (2x + 1)

ii).

√tan xiii). x

^{2 }sin x^{2}+bx+cfind the derivative or differentiate it

x/ square root ( ax^2 + bx+ c )

differentiate x2 cosx from first principle..

Q=If a^{2}+ b^{2}=23ab,then prove that log(a+b/5) = 1/2 (loga + logb)limit x tends to y tanx-tany/x-y

limit x tends to y tanx-tany/x-y

Book Mathematics Class XI R.D.Sharma

Exercise 29.9, Qno- 29

Please send the solution

examine the continuity

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

=7 for x= 7 at x=7

tell me all the formulae of limits and derivatives of class 11th as well as 12th !!find dy/dx if y = log sinx.

_{x->0}sin 2x(1-cos2x) /x^{3}Differentiate using first principle : e

^{[under root(tan x)]}^{3}-7x^{2}^{}+15x-9/x^{4}-5x^{3}+27x-27 where x tends to 3