Pre Calculus
21,868 results, page 68

calculus
evaluate the definite integr 2 ∫ (x+1/x)² dx 1 
Calculus
Show that there are at least two values of x in the interval (−π,π) such that x=1+sin(x) 
calculus
Integral of ln(sinx+cosx) with respect to x from pi/4 to pi/4 
Calculus
Find the limit: lim x> 2 ln(x/2)/ (x^2−4) Can someone help me with this? 
Calculus
Evaluate by Usubstitution: the integral of xcubedroot(x2) dx 
calculus
Find the integral of (sin^5 x)(cos^5 x) 
Calculus 1
find an expression for a cubic function f if f(1)=6 and f(1)=f(0)=f(2)=0 
calculus
Describe three situations in which you may want to know the projection of one vector onto another. 
Calculus
Suppose f and g are functions that are differentiable at x=1 and that f(1)= 2, f'(1)= 1, g(1)= 2, and g'(1)= 3. Find the value of h'(1). h(x)= [x f(x)] / [ x + g(x) ] 
calculus
Find the limit lim x >0 (sin^2 2x)/(x^2) 
Calculus
I need to find the next 3 terms...but I can't figure out what the rule for this! 3, 5, 3 1/2, 4 1/2, 3 3/4, 4 1/4, 3 7/8, 4 1/8... please help! thank you so much 
calculus
Let P= (V^2)R / (R+r)^2 Calculate dP/dr, assuming that r is variable and R is constant. 
calculus
solve the initial value problems: 1 dq/dz = 2 + sinz, q(0)=5 2dy/dx = (x^2 2)x, y(2)=4 3dy/dx = 4e^5^x + x, y(0)=4 4 dy/dx 3x + 2, y(3)= 2 
calculus
discuss the curves under the headings given in this section y=x/x1 
calculus
find the point on the line 6x+7y5=0 closest to (2,2) 
calculus
Find relative Minimum and Maximum f'(x) = (94x^2)/ (x+1)^1/3 
Calculus
Find the coefficient of the x^2 term in the expansion of (3x  (2/x^2))^8 
Calculus
Evaluate the integral: (cos(23x)  tan(53x))dx 
Calculus
Knowing that F(2) = 7, F'(2)= 12, g(2)= 3 and g'(2)= 9, Compute: a) h'(2) if h(x)= f(x)g(x) b) h'(2) if h(x) = f(x) / g(x) c) h'(2) if h(x) = g(x) / 1+(f(x))^2 Show all steps 
Calculus
I need help I have to submit work at 12 est time 
Calculus
Find k such that the line [y=5x4] is tangent to the function : x^2kx 
calculus
2x*sqrt(3x^2+4) Find all critical numbers: 
calculus
evaluate the intergral using substitution ingergral[(x^2e^3x)/(x^3e^3x)^2]dx 
Differential Calculus
Given that p=(2q^25)^2. when q=3, it is increased by 0.7%. find the appropriate percentage in p. 
integral calculus
Find the area between the curves y=5x and 2y=5x^2 
calculus
Find the derivative. f(x)=ln(8e^x) I got e^x/8e^x but it was wrong. WHAT DID I DOOOO?! 
calculus
Find the derivative. f(x)=ln(8e^x) I got e^x/8e^x but it was wrong. WHAT DID I DOOOO?! 
Calculus
I need help with integrals and I need help with the problem. Integral of 4/sqrt(x)dx 
calculus 1a
simplify the following expression tan(sin^1(2x)) 
Calculus
The expression e^x / e^(4+x) can be written as e^f(x), where f(x) is a function of x, find f(x)? 
calculus
w=4e^sqrt(s) Find the derivative of the function. 
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 following interval: (2e^(2sqrt(y))/sqrt(y)) 
calculus
integrate (cos3x)^2/(12pcos(2x)+p^2) dx from x=0 to 2pi for 0<p<1 
calculus
Calculate the indefinite integral: ∫(4x3/x)dx 
calculus
Find the particular antiderivative that satisfies the following conditions: dy/dx=8x^2+6x^13 where y(1)=7 
calculus
I need help with the following question: Which of the following is an example of a function whose derivative is always 3? Choices are: f(x) = x=3 f(x) = 5x+3 f (x) = 3x+5 f(x) = 3 Thank you. 
Calculus
When given the f graph, how do you determine extrema of F(x)? Concavity of F(x)? 
Math
Find dx/dy by implicit differentiation x^2y+y^2x P.S: It's calculus 
Calculus
Given that 1 x^2 dx=1/3, 0 use this fact and the properties of integrals to evaluate 1 (8 − 3x^2) dx. 0 
calculus
Surface area of revolution y=(x^3)+3 about the xaxis from (0,1) 
calculus
In the given right triangle, find the missing length. 
calculus
Find the coordinates of the vertex of the graph of f(x)=2x^2+101 
Calculus
Find one sided limit lim x>2+ 1/(1+e^(1/x2)) 
calculus
Use integration by parts to find ∫ 2x ex dx. 
calculus 2
1.Find the length of the curve y=ex+1e−x between x=0 and x=1. 
calculus
f(x)= {kx3 if x is less than or = to 1 {x^2+k if x is greater than 1 find k such that lim f(x) (x to 1) exists 
Calculus
Integrate Cos^7(2x) Explanation would be helpful 
Calculus
Using Descartes' Rule of Signs, solve: f(x)=x^3+x^2x+1. 
Calculus
[Implicit Differentiation] (6+y)^3 + 4y = x + 55 with y' at (1, 2) y' at (1,2) =? I got this far but I'm not sure if I'm doing it right: 3(6+y)^2(1dy/dx)+4dy/dx=1 
calculus
find the perimeter of the norman window if a= 11 ft and b= 14 ft 
calculus
What is the slope of the curve x = cos(y) at the point where y=pi/3 
calculus
Consider the function whose second derivative is f''(x)=7x+6sin(x). If f(0)=2 and f'(0)=3 , find f(x) . 
Calculus Please help!
The linearization at a=0 to sqrt(1+2x) is A+Bx where A is____ and where B is _____? A=? B=? Ty 
calculus
Find a value c in the interval [0,2] such that f(c)is equal to the average value. 
calculus
integrating e^1/3dx i got 3e1/3 +c pls am i right 
calculus
Integrate using the simplest method possible: ∫(t – 1)5(2t – 7)dt 
calculus
Hi i need help for calcul with a Moivre's theorem: ( 1/2 ( 1  i√3 )) ^3 thanks for your help 
Calculus
Find arccos (sqrt2/2). Can this be pi/4 and 7pi/4? 
Calculus
Find all the points of inflection of the function: f(x)=x^33x^2x+7 
Calculus
series: n=1 to n=inf of 6/(n^34) convergent or divergent? 
Check Calculus
What is the sum of 3 forces in equilibrium? Is it F3 =  (F1 + F2) or 0? 
calculus
what is the quotient of the sum and difference of 370 and 25 
Calculus
6. Find out if the line r = (1, 3, 8) + t (2, 5, 7) is parallel to the plane 3x + 4y  2z = 1 
Calculus First Derivatives
If f(2) = 2.5 and f'(2) = 2.5, then f(2.5) is approximately... I have no idea how to do this without an equation. 
Calculus
5. Determine an equation for the plane that is exactly between the points A(1, 2, 4) and B(3, 1, 4). 
Calculus
Let A be the area of the circle with the radius r. if dr/dt = 5, find dA/dt when r = 1 
calculus and precal
find k such that f(x)=3k2x+3kx^2x^3 has a factor of (x2). 
calculus
Find a formula for the inverse of the function f(x) = (4 x1)/(2x+3) 
calculus
Find a function f from R to R such that f is continuous at only one point? 
calculus
Use the second derivative to determine the point of inflection for y = x3 – x2 – 8x + 12. ???? 
Calculus
Consider the function f(x)=(7/x^2)(6/x^6). Let F(x) be the antiderivative of f(x) with F(1)=0. Then F(2) equals _____. 
Calculus
How do you integrate square root of (4x^2) ? Pleasee help! 
Calculus
f (x) = 8x^3  12x What is the question? You have defined a function but not said what you want to do with it. 
Check Calculus
What is the sum of 3 forces in equilibrium? Is it F3 =  (F1 + F2) or 0? 
Calculus
How do I integrate (x^2)(e^(x^3)) dx? I think it is integration by parts but after trying that, I got confused? 
calculus
Find the average value of the function on the given interval f(x) = 2x^3(1+x^2)^4, [0,2] 
Calculus
For the function g(x) = xe power x, there is inflection point at? 
Calculus
How did I solve this? Find the change in y if x changes from 1 to 3. The equation is y=f(x)=2x^2+5 
calculus
Find the Maclaurin series of xcos(x^2). 
calculus
how do you find the x and y intercepts of an equation? i forgot. 
Calculus
find the limit of ((sqrt(x+4))2)/x as x approaches 0. 
Calculus
6. Find out if the line r = (1, 3, 8) + t (2, 5, 7) is parallel to the plane 3x + 4y  2z = 1 
Calculus
5. Determine an equation for the plane that is exactly between the points A(1, 2, 4) and B(3, 1, 4). 
Calculus grade 12
7. Where does the line r = (1, 2, 5) + t (2, 3, 1) meet the plane 2x + 5y  3z = 6? 
calculus
Find the DERIVATIVE: h(x)= e^3x+2/e^3x2 (quotient rule) 
calculus
Let f(x) be the function 6x^22x+8. Then the quotient (f(10+h)f(10))/h can be simplified to ah+b for a and b eaquals what? 
Calculus
6. Find out if the line r = (1, 3, 8) + t (2, 5, 7) is parallel to the plane 3x + 4y  2z = 1 
Calculus
5. Determine an equation for the plane that is exactly between the points A(1, 2, 4) and B(3, 1, 4). 
calculus 2
what is the polar area between r=5sinx and r=5cosx 
Calculus
How do you find the indefinite integral of (x^229x+5)/(x4)^2(x^2+3)? 
Calculus AB
If r and s are roots of the pokynomial equation x^2 + bx + c, show that b=(r+s) and c=rs 
Calculus
Given a power function of the form f(x)=ax^n, with f'(3) = 14 and f'(6) = 28, find n and a. 
Calculus
Is sum of sin(pi/n) DV or CV? I don't understand why it is DV. 
calculus
find dy/dx of xsiny+cos2y=cosy 
AP Calculus AB
how do you solve limit approaching 0 of (sin^2x) / (x) 
CALCULUS
FIND THE DERIVATIVE OF THE FUNCTION f (x) = 10e^x 
calculus
Demostrate that: d/dx [tan^1(x)]= 1/1+ x^2 > using implicit differentiation 
Calculus
Evaluate the integral: sin^2(5x)cos^2(5x)dx 
calculus
Demostrate that: d/dx [tan^1(x)]= 1/1+ x^2 > using implicit differentiation.