Pre Calculus
21,824 results, page 94

calculus
Prove that the sum of the vectors from the vertices to the centre of a regular octogon is a zero vector. 
calculus
when finding area, what does it mean when it says that the function is below by the xaxis, can you give me example of this 
calculus
Find the volume of the solid formed by rotating the region enclosed by y=e^(1x+2), y=0 ,x=0 , x=0.7 about the xaxis. 
calculus
Find the volume of the solid formed by rotating the region enclosed by y=e^(1x+2), y=0 ,x=0 , x=0.7 about the xaxis. 
Calculus
Find the volume of the solid formed by rotating the region enclosed by y=e^(5x)+(3), y=0, x=0, x=0.8 about the xaxis. 
Calculus
Find those values of x at which the tangent line is horizontal to the curve y=xsqrt22cosx 
calculus
Calculate the volume of the body which is obtained by rotating the curve y = ex 2px, 0 x 1 about the xaxis. 
Calculus III
Find an equation of the plane passing through the three points given. P=(5,1,1) Q=(1,1,2) R=(2,1,1) 
calculus
I am having a problem with solving this Given the function f described by f(x)=x+3, find each of the following: f(0) f(13) f(12) f(1) f(4+8) can you help me please? 
Calculus
Solve for x: lnx^3  2lnx = 1 Please try and show how you got the answer best as you can thank you :) 
calculus
Given the function g(x)= (3x) / (2+5x^2 ) find its region of increase and decrease. Give open intervals. 
calculus
Find the volume of the solid obtained by revolving the graph of y=7x*(4x^2)^(1/2) over [0,2] about the yaxis 
calculus II
Find the length of the entire perimeter of the region inside r = 11 sin (theta) but outside r = 2 
calculus
given h(x) =kx+1, X<1 (k is constant) X^2, x > and equal to 1 A) find value of k such that h(x) is continous at x=1 B) determine if h(x) is differentiable at x=1 
ap calculus bc
Hi! Thank you very much! My question is: how do you find the antiderivative of 1 / (square root[1(x^2)]) aka antideriv( [1/(x^2)] ^ 1) THank you!! 
Calculus
Using L'Hopital's Rule, find the limit: lim x>0+ (as x approaches 0 from the right) of sinx/x^(1/3) 
Calculus B
The Antiderivative of: (2x+3)/((x^3)+3x) This one is devinately integration by partial fractions but im not sure what i am doing wrong. PLEASE HELP. 
Calculus
Use Newton's Method with the function f(x)=x^22 and initial value Xo=2 to calculate x1,x2,x3. I have no idea how to do this 
calculus
Following sequence is given. A_(n+1)=sqrt(b*a_n+c) a_1=a a,b,c>0 How do you prove it is bounded and convergent? 
calculus
Following sequence is given. A_(n+1)=sqrt(b*a_n+c) a_1=a a,b,c>0 How do you prove it is bounded and convergent? 
ap calculus
A particle moves along a straight line with displacement s(t), velocity v(t), and acceleration a(t). Show that a(t) = v(t) dv/ds. 
Calculus 1
Find the most general antiderivative of the function. Use C for any needed constant. f(u) = (u^4 + 7 sqrt(u)) / u^2 F(u) = 
calculus
Find the differential dy of the given function: y=xcosx would this just be dy=(cosxxsinx)dx 
Calculus
Find the xcoordinates of all points on the graph of y = x^3  4x^2 + 5x at which the tangent line is parallel to 2y  10x  7 = 0 
Calculus
Find the particular solution of the differential equation y'=(5x+21y)/7x satisfying the initial condition y(1)=5. 
calculus
A particel is moving with the given data. Find the position of the particle. v(t)= sin t  cos t , s(0)= 0 
Calculus Help
Find the area of the region enclosed by the hyperbola x^2/a^2y^2/b^2=1 and the vertical line through a focus 
Calculus
(1 pt) Find the unique solution to the differential equation y"?5y'+6y=?312sin(2t) satisfying the initial conditions y(0)=?31 and y'(0)=?18 
Calculus
Find the unique solution to the differential equation y"?1y'?6y=?24(t^2)+10t+41 satisfying the initial conditions y(0)=?6 and y'(0)=?26 
calculus
Determine whether the sequence is arithmetic. If so, find the common difference. (Assume that n begins with 1.)a n=2(1/5)n 
Calculus
Find the volume of the solid formed by rotating the region enclosed by x=0, \ x=1, \ y=0, \ y= 8 +x^{2} about the xaxis. 
a.p. calculus
find y' of the functuion in terms of appropriate variable. simplify as far as possible. y= 1+5^x^24tan(3x) 
calculus
(a) Find the critical points of f(x) = x^(1/3)x^(1/5) (b) Determine the maximum and minimum values of f on the interval [0; 2] and where they occur. 
calculus ap
If g is a differentiable function such that g(x) is less than 0 for all real numbers x and if f'(x)=(x24)g(x), which of the following is true? 
Calculus
Find the intercept, relative extrema, point of inflection, and asymptotes of the function(if they exist)of: y = (x^2 + 1)/(x^2  9) 
Calculus
Find the intercept, relative extrema, point of inflection, and asymptotes of the function(if they exist)of: y = (x^3)/(x^2  4) 
Calculus
Find the intercept, relative extrema, point of inflection, and asymptotes of the function(if they exist)of: y= 3[(x1)^(2/3)]  [(x1)^2] 
calculus
g(t)=2+cos t; [0,pi] Can you help me find the average rate of change of the function over the given interval? 
Calculus
Find the integral of x/ (x^4+x^2+1) from 2 to 3. I was going to integrate using the method for partial fractions but I can't factor x^4+x^2+1. 
Calculus
Find the volume of the solid formed by rotating the region enclosed by x=0, x=1, y=0, y=5+x^6 about the xaxis. 
Calculus
Consider the function y=7+5cos(8x) What is the amplitude? What is the period? What is the largest value the graph takes? 
Calculus
Ba has a halflife of 283.2 hours. How long would it take for the 50 mg of Ba in a sample to decay to 1.0 mg? 
Calculus
find lim (2x+1+cos2x/22) x>0 Give one sequence starting at x=0.1 to support your claim. 
Calculus
Let f(x) = mx12 if x is less than 5 = x^2 +5x 7 if x is greater than or equal to 5. If f(x) is a function which is continuous everywhere, then we must have m=_______ 
business calculus
For the function f(x) = 1/(x2+14x42) there are two vertical asymptotes. Determine the xcoordinate of each one 
Calculus
Find the volume of the solid formed by rotating the region enclosed by y=e^(2x)+3 y=0, x=0, x=0.9 about the xaxis. 
Calculus 1
Could you please explain how to find the slope using the definition of derivative of the function y=2*sqrt(x) 
calculus
Find the discontinuities of the given function. Classify them as a point discontinuity or a jump discontunuity. g(x)= x, x<3 5x/(x^24x), x>= 3 
Calculus II
Find the volume of the solid formed by rotating the region enclosed by x=0, x=1, y=0,y= 6 +x^{8} about the yaxis. 
calculus
Find an equation of the tangent line to the curve at the given point. y = 7 sec x P = (π/3, 14) 
calculus
Determine the equations of two lines that pass through the point (1, 5) and are tangent to the graph of y = x^2  2. 
calculus
find the volue of the solid that is obtained by revolving the baout the indicated axis or line y=1/2 x^2 +2 y=2 2<x<2 
Calculus (double check )
Find the centroid of the area bonded by the parabola y =4x^2 and the xaxis? A.(0,1.6) <<<< correct? B.(0,1.7) C.(0,1.8) D.(0,1.9) 
Further maths
Under differential calculus using the product rule find the derivative of (2x+3)^3(4x^21)^2 
Further maths
Differential calculus using product rule pls with detailed explanation (2x+3)^3(4x^21)^2 
calculus
is the answer to find an equation of the curve that passes through the point (1,1) and whose slope at (x,y) is y^2/x^3 is y=2x^21 
calculus
sketch graph of a function f that is differentiable and that satisfies the following conditions:(1)f'(x)>0, when x<5 (2)f'(x)<0, when 5<x<1 and when x>1 (3)f'(5) =0and f'(1)=0 (4)f(5)=6and f(1)=2. 
Calculus II
Find the area of the region enclosed by the inner loop of the curve. r = 5 + 10sin(θ) Thanks for the help! 
Calculus
Find the area of the region enclosed by one loop of the curve. r = sin(12θ) 
Calculus
Find the global maximum and minimum values of f(t)=4t/(2+t^2) if its domain is all real numbers? 
Calculus I
Using Newton's Method, determine the first approximation to the solution of: e^(4x)= 102x starting with x=0 what is x1= ??? P.S. ( the 1 is a subscript ) 
calculus
Find the volume of the solid obtained by rotating the region bounded by y= x^2 and x=y^2 about the xaxis. 
calculus
Find the volume of the solid obtained by rotating the region bounded by y= x^3 and x= y^3 about the line x= 1. 
calculus
Use an appropriate local linear approximation to estimate the value of cotangent 44 degrees. 
Brief Calculus
Evaluate the integral. HINT [See Example 2 and 4.] (Remember to use ln u where appropriate.) (1/v7 + 5/v) dv 
Calculus
Find the centroid of the region bounded by the curve sin x on the interval (0, pi) and the xaxis. Please help 
calculus
given the functions f(x) = sqrt x+1 and g(x) = 6x+a in the xy coordinate plane, y= f[g(x)] passes through the point (3,5) . what is the value of a ? 
calculus
I need to find the dy/dx of x^2ln(x^2)I tried to do it the way I thought, but it did not come out right. 
Calculus
find the exact value of sin 11pi/12 using the sum or difference formula. 
Calculus
A cost function is given by: A'(x)= 2x^2/x^2211/x^2. For what values is A(x) increasing and decreasing? Any help would be appreciated 
Calculus
Use the Law of sines to find the remaining sides. 1. a=40 degrees; Beta=87; c=115 
Calculus
Decide whether to integrate with respect to x or y. Find the area of the region. y=e^2x y=e^6x x=1 I have no idea what to do 
Calculus
If $22,550 is invested at 2.95% compounded continuously, how long will it take to reach $50,000 in the account? 
single variable calculus  indefinite integrals
integral of (1(sinx)^2))/(cosx)dx i don't know what to make my "u" for usubstitution 
calculus
using tangent half substitution show that integral of sec(x)=ln(secx+tanx) 
CALCULUS:)
Find the volume of the solid formed by rotating the region enclosed by x=0, x=1, y=0, y=9+x^4 about the xaxis. 
Calculus :)
Find the volume of the solid formed by rotating the region enclosed by y=e^(3x)+2, y=0, x=0, x=0.4 about the xaxis. 
Calculus :)
Use the substitution x=2tan(theta) to evaluate the indefinite integral 53dx/(x^2sqrt(x2+4)) 
Calculus
Let A be the region bounded by the curves y = x^26x + 8 and y = 0. Find the volume obtained when A is revolved around the YAXIS 
Calculus
Let A be the region bounded by the curves y = x^26x + 8 and y = 0. Find the volume obtained when A is revolved around the YAXIS 
calculus
the distance between (9,2) and (x,7) is 10 units, I've worked it out till I got to , 10= sqrt of (x9)^2+36 and I don't know what to do next. help? 
calculus
ind an equation of the tangent line to the curve at the given point. y = sin 6x + sin2 6x, (0, 0) 
Calculus
Solve for x. Don't do the work using algebra and don't use a calculator. The Laws of Logarithms will be helpful. ln(x^2  1)= 3 
calculus
y sin 12x = x cos 2y, (pi/2, pi/4) Find the tangent line to the curve at the given point. y=??? 
calculus
Find any critical numbers of the function. (Enter your answers as a commaseparated list.) g(t) = 3t ln t 
Calculus
Find the equation of the tangent to the curve x^2+y^2=25 at (3,4). I'm really confused on how to get the answer, someone please help 
Calculus
Use implicit differentiation to find the slope of the tangent line to the curve 2(x^2) + 2xy + 2(y^3)= 18 
Calculus
(y/(x+9y))= (x^2)7 at the point (1, 6/55) Use implicit differentiation to find the slope of the tangent line to the curve 
calculus
Find the derivative of the function. HINT [See Quick Examples on page 835.] f(x) = 9x ln x 
Calculus 1
Use Newton's method to approximate the root of the equation x^3+x+2=0 with initial guess x1=1 gives: 
Math  Calculus III
Find the double integral of f (x, y) = (x^7)y over the region between the curves y = x^2 and y = x(3  x). 
calculus
Find the volume of the solid generated by revolving about line x = 4 the region bounded by x = y  y^2 and x = y^2  3 
calculus
the lemniscate revolves about a tangent at the pole find sufaces of the solid generated? 
Math(module 4 Calculus)
(graphing calclator)give a four decimal approximation for the number 10^4C(25,5)/7!P(30,4) 
Calculus
Revolve the region bounded by y=x and y=x^2 about the y axis. In cubic units, the resulting volume is? 
calculus(differentian)
x=(62y²)/(1+y) differentiate with respect to y I saw this in a question here but..I don't get how the person go that answer. 
calculus
The base of a solid V is the region bounded by y=(x^2/64) and y=sq(x/8) Find the volume if V has square cross sections 
Calculus 1
Use definition to find the area of f(x)=5x2x^3 on interval [6, 6]with four sample right side 
calculus
Find the volume of the solid generated by revolving the region delimited by 5x+5y=40, y=0, and x=0 about the xaxis. 
calculus
Evaluate the following integrals by using appropriate method : ∫cos ^3 ( 2x5 )dx help