Calculus (Answer Check)

86,593 results, page 91

calculus

Find limit of 2x+1-cosx/3x as x approaches 0?

Pre-Calculus

If r = 1, will a sequence be convergent or divergent?

Calculus

Evaluate by U-substitution: the integral of xcubedroot(x-2) dx

calculus

Find the integral of (sin^5 x)(cos^5 x)

calculus

Find relative Minimum and Maximum f'(x) = (9-4x^2)/ (x+1)^1/3

calculus

Find the area between the curves y=x^2 & x=2?

pre-Calculus

find the remainder when (x^40 -3) is divided by (x+1)

Calculus

If the limit as x approaches infinity (6x^2/200-4x-kx^2)=1/2, then k= A. 3 B. -3 C. 12 D. -12 E. -3

Calculus

Compute dy/dx using the chain rule. y = (u/4) + (4/u) u = (x - x^7) dy/dx =

Calculus

Simplify using basic simplification. y=x^(1-x)

Calculus

Does the series (cos(k/3))^2/2^(k/3)+1 from k=1 to infinity converge?

pre - CALCULUS

Find functions f and g so that h(x) = (f ∘ g)(x). h(x) = (6x - 14)8

pre - CALCULUS

Find functions f and g so that h(x) = (f ∘ g)(x). h(x) = (6x - 14)8

Calculus

Determine the interval on which f(x) = sqrt x-3 is integrable

Calculus

F(x)=Integral of (-12sinx/cos^2x) dx+c F(0)=4. Find C

Calculus

Find limit as x approaches 0 [7x/(sqrt(x+4)-2)]

Calculus

Find the average value of f(x) on the interval [-1, 3] when f'(x)=3x^2-6x and f(2)=0.

Calculus

True or False If f is continuous at x = c, then f is differentiable at x = c.

Calculus

Use the table below to evaluate d/dx [f[g(2x)]] at x = 1 x 1 2 3 4 f(x) 6 1 8 2 f '(x) 6 1 8 2 g(x) 1 4 4 3 g '(x) 9 5 5 -4

Calculus

Find max or min: y = x * cosx

Calculus

Find the area bounded by the y-axis and x = 4-y^2/3

Calculus

Find the area bounded by the y-axis and x = 4-y^2/3 Thanks!

Calculus

(2x + sin x)/x What is the limit as x approaches zero?

Calculus 1

Find an expression for a cubic function f if f(1)=8 and f(-1)=f(0)=f(2)=0

Calculus

(3x |x-2|) / x-2 What is the limit as x approaches 2 from the left side?

Calculus 1

simplify the expression. cos(2 tan^-1 x)

integral calculus

integrate. (1):sin2xcos3x (2):5(cos3x)^2

Pre-Calculus

focus at (-2,0) directrix the line x=2

calculus

Find the exact length of the curve. x=(y^4)/8+1/(4y^2), 1 ≤ y ≤ 2.

Calculus 1

Find the horizontal and vertical asymptotes of (3x^2-48)/(x^2-3x+10)

Calculus

limit (x^2+y^2)/(x+y)^2 as (x,y)->(0,0) I don't know how to prove it doesn't exist. Please help!

math,(integral calculus)

Integrate with respect to x:4x^2.dx

HELP HELP CALCULUS

y=e^(5e^x) differentiate first and second derivative

Calculus i need help

Find dy/dx if x^2.y+sin(xy)+y^4.x^2+3xy=5???

Integral Calculus

Initial Value Problem dy/dx = y^2 -5y+6 y(0)=1

Calculus

What is the shortest distance from the surface xy+6x+z^2=33 to the origin?

Pre-calculus

(y-7)^2 = 12x Find the directrix

Calculus 1

find the critical numbers of the function F(x)=x^(4/5)(x-1)^2

Calculus

Integral sign 8x/(x-1) dx Is it 8x+8ln abs (x-1)+C ?

calculus

find the area of the region: y=4 y=2sqrt(x) y=3-x

Calculus need help

Dy/dx=x+x^3/y plz show your work

Reposting calculus help plz

Dy/dx=(X+x^3)/y help show working

Another Calculus help plz

Show that if y=tanx/2 dy/dx=1/sinx

Calculus help!!!

X^2y+sinxy=e^xy i need solution plz

Calculus

Suppose that f(t)=Qoa^1=Qo(1+r)^t with f(4)=72.2 and f(10)=176.7. Find what a is and what r is.

Pre-Calculus

Do the operation and write in the form a + bi. 1/(7 + i) Is this 7/50 - (1/50)i?

Calculus

Reverse the order of the double integral (y+1) dx dy, where -1<= y <= 4 and y - 4 <= x <= 4y-y^2

calculus

Find the maximum value of the function f(x)=(x^2+9x-3) / x^2

Calculus

find the point on the plane 5x+4y+z=12 that is nearest to (2,0,1)

calculus

Evaluate π ∫ tan² x/3 dx 0

calculus help

integrate:dx/(3x^3-5)^3 help plz show step

calculus

evaluate the definite integr 2 ∫ 5/(3+2x) dx 0

calculus

evaluate the definite integr 2 ∫ (x+1/x)² dx 1

calculus

Find the limit lim x ->0 (sin^2 2x)/(x^2)

Calculus

For the curve given by 4x^2 +y^2 = 48 + 2xy show that dy/dx =y-4x/y-x

Calculus

given d/dx[f(2x)]=f'(x) and f'(1)=1 find f'(2) the choices are 1/4, 1/2, 3/4, 3/2, or 5/2 if it helpes

Calculus

Which of the following grows faster than e^x as x--> infinity x^4 ln(x) e^-x 3^x .5e^x

CALCULUS

State the intercepts, domain and range for y= |0.5x^2-2|.

Calculus AB

What is an algebraic expression for cot(arccos ((x+1)/2)?

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

Find the Maclaurin series of xcos(x^2).

Calculus

Find arccos (sqrt2/2). Can this be pi/4 and 7pi/4?

calculus help me

help find dy/dx if y=cot(x+y) working plz

Calculus

Determine the equation of the tangent to f(x)= (1/x)+x at the point (1,2)

Differential calculus

Differentiate the following y=root(e^x)/x

Calculus

Given the vectors u = <−3,7> and v = <5,1>, find -½ u. A. <-1,-4> B. <-4,-1> C. <3/2,-7/2> D. <-3/2,7/2>

Calculus

Given the vectors u = <−3, 7> and v = <5,1>, find 3u + 2v.

Calculus

Given: u <-1, 7> and v <4, -3> What is the measure of the angle between them?

Calculus

How many critical points does the function f(x) = e^x - x^3 have?

Calculus

Let F(x)=f(x^4) and G(x)=(f(x))^4. You also know that a^3=15, f(a)=2, f′(a)=4, f′(a^4)=12. Find F′(a) and G′(a). I don't even know where to begin.

Differential calculus

Sketch the graph of the curve y=(x-2)(x+1)(x+3)

Calculus

Find dz/dy for the following : xln(1-2y) = zsin((x^2)z)-3y+z

Calculus

Determine the relative extremum for the function , f(x,y)=((x^2)+(y^2))(e^-x)

Pre-Calculus

given: ((x-2)^2/9)+((y-4^2/16)=1 what is the major axis?

Calculus

Given: r = 4/(-2-6sinθ) What is the eccentricity of the function? A. 2 B. -2 C. 3 D. -3

Calculus 1

In the problem, x and y are differentiable functions of t. Find dx/dt when x = 3, y = 4, and dy/dt= 2. x^2 + y2^2= 25

Calculus 1

In the problem, x and y are differentiable functions of t. Find dx/dt when x = 3, y = 4, and dy/dt= 2. x^2 + y2^2= 25

Calculus 1

In the problem, x and y are differentiable functions of t. Find dx/dt when x = 3, y = 4, and dy/dt= 2. x^2 + y2^2= 25

Calculus

For what value of k will x+k/x have a relative max at x=-2

Calculus

If u,v, and w are nonzero differentiable functions, then the derivative of uv/w is what?

calculus

Find the local linear approximation of f(x) = e^(3x) at x = 1. y = e^3 y = e^(3(x − 1)) y = 3e^(3)(x − 1) y = 3e^(3)x − 2e^3

Pre-Calculus

Find P + 1 if Pk = 7 + 13 + 19 + ...+[6(k - 1)+1] + (6k + 1) (the k+1 and k in front of the P are subscripts) A. 7 + 13 + 19 + …+[6(k - 1) + 1] + (6k + 1) + [6(k + 1) + 1] B. 8 + 14 + 20 + …+[7(k - 1) + 1] + (7k + 1) C. 7 + 13 + 19 + …+(6k + 1) D. 7 + 13 + 19 + ...+[6(k...

Calculus

Find the second difference for the sequence. 7, 6, 7, 10, 15, 22, …. A.1 B.2 C.3 D.5

Calculus

Find a quadratic model for the sequence. -4, -4, -3, -1, 2 A.y = 0.5x^2 - 0.5x - 4 B.y = 0.5x^2 - 1.5x - 3 C.y = 4.5x^2 - 21.5x+21 D.y = -4.5x^2 + 21.4x - 21

calculus!

use the definition of derivative to find d/dx(1/(3-x))

calculus

solve for dy/dx=(x^2+y^2)/xy by substitution. Plz help step

calculus

(2y-1)dy/dx=(3x^2+1) given that x=1 when y=2 plz show step thanks

Calculus Please Help

evaluate the table and find d/dx [g[f(2x)]] at x=1 f(x) 6,1,6,2 f'(x) 1,2,5,7 g(x) 1,4,4,3 g'(x) 4,5,5,-4

Calculus

y = 2 cos(5πx) .... whats the period?

Calculus

Compute F'(-4) where F(x) = x^3 + X^2 (using the definition of the derivative)

calculus

limx--->3- 5/x-3 I think it is -inf but I don't know how to prove it

Calculus

Solve the initial value problem. 7x^6-3x^2+5 and u = 1 when x = 1. Is this x^7 - x^3 + 5x - 4?

calculus

Find the centroid (¯ x, ¯ y) of the region bounded by: y = 6x^2+7x, y = 0, x = 0, and x = 7

Calculus (related rates)

Find dy/dt when y = 2x2 + 2x + 4 and dx/dt = 14 when x = 7.

Calculus (related rates)

Find dy/dt where y = 2 sqrt(x)-4 and dx/dt = 9 when x = 4.

calculus

Evaluate the integral. from 0 to π/2 sin^3(θ)cos^5(θ) dθ

Calculus

If y′= x(1+ y) and y > -1 , then y = The differential equation dy/dx=y/x^2 has a solution given by:

Calculus

If y′= x(1+ y) and y > -1 , then y = The differential equation dy/dx=y/x^2 has a solution given by:

Calculus

Consider the function f(x)= x^3+5 sqrt(x) Let F(x) be the antiderrivative of f(x) with F(10=-9

Calculus

Determine the remainder for Sn where n=5 or n=9 for the following series. ∑n=1 to ∞ (n^2+1)/(n^4) S5= R5= S9= R9=

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