Ask a Teacher

Search


Questions

Total Questions 18111
1. what is the sum of the first 'n'natural number? 2. find the sum to 'n' terms of the series?. 3*8+6*11+9*14+......
show that tanX*tan2X*tan3X=tan3X-tan2X-tanX?
WHAT IS THE FUNCTIONS OF AURICLES AND VENTRICLES ?
what do u mean by electrostatics?
who is the vice president of india?
if the radius of a sphere is measured as 7m with an error of .02m,then find the approximate error in calculating its volume?
using diffential find the approximate values a)root 25.3 b)root 49.5 c)(.009)^1/3 d)(.999)^1/10 e)(26)^1/3 f)(255)^1/4 g)(82)^1/4 h)(401)^1/2 i)(.0037)^1/2 j)(81.5)^1/4 k)(3.968)^3/2 l)(32.15)^1/5
find the equation of the normal at the point (am square,am cube)for the curve ay square=xcube
find the slope of the tangent to the curve y=xcube-3x+2 at the point whose x cordinate is 3
find the slope of the tangent to the curve y=x-1/x-2,x not equal to 2 at x=10
find the slope of the tangent to the curve y=3x^4-4x at x=4
show that the function f is given by f(x)=sinx is a)strictly increasing in(0,pi/2) b)strictly decreasing in (pi/2,pi). c0neither increasing nor decreasing in (0,pi).
show that the function f(x)=e^2x is strictly increasing on R.
show that the function f(x)=3x+17is strictly increasing on R?
the total revenue in rupees received from the sale of x units of a product is R(x)=13xsquare+26x+15 find the marginal value when x=7. solve in derivative form
the total cost C(x) in rupees associated with the production of x units of an item is given by C(x)=.007xcube-.003xcube+15x+4000 find the marginal cost when 17 units are produced.? solve in derivative form
the radius of an air bubble is increasing at the rate of 1/2cm/s.at what rate is the volume of the bubble increasing when the radius is 1cm? solve in derivative form.
a balloon which always remains spherical has a variable radius.find the rate at which its volume is increasing with the radius when the later is 10cm? please solve in derivative form.
the length x of a rectangle is decreasing at the rate of 5cm/min and the width y is increasing at the rate of 4cm/min.when x=8cm and y=6cm,find the rates of change of a)perimeter b)area of rectangle. help me to solve in derivative form
A stone is dropped into a quite lake and waves moves in circles at the speed of 5cm/s.at the instant when the radius of the circular wave is 8cm,how fast is the enclosed area increasing?help me to solve in derivative method.