# Calculus (Answer Check)

85,687 results, page 99

### Calculus

Integrate Cos^7(2x) Explanation would be helpful

### Calculus

When given the f graph, how do you determine extrema of F(x)? Concavity of F(x)?

### calculus

Find dy/dx by implicit differentiation. arctan(2x^2y)=x+4xy^2

### calculus

Find the area of the region bounded by the curves y=x^2 & y=2x???

### calculus

differentiate y = 2^3x^2 read as two to the 3x squared power

### Calculus 1

Find the derivative of the function. F(t) = e^(4t sin 2t)

### Calculus

Find the equation of the tangent line when x=2 for the functin f(x)=5^(x/2)

### Calculus

Simplify using basic simplification. f(x)=ln[(sqrt(x^2+1))/(x(2x^3-1)^2)]

### Pre-Calculus

Convert from standard to vertex form: (x+5)(x+4) x^2+ 9x + 20 (x+3)^2 + 20 - 9 (x+3)^2 + 11 <------

### calculus

Solve the equation. Give the exact solution. 2*10^(5x-3)+5=17

### Pre - CALCULUS

Find the inverse of the matrix, if possible. A = { 0 -6 } {-2 -5} A. 0 -1/2 -1/6 5/12 B. -1/6 0 5/12 - 1/2 C. 5/12 - 1/2 -1/6 0 D. 5/12 1/2 1/6 0 C ?

### Calculus

Find the area bounded by y=x^2-4x+3 and y=x+4 to the newrest integer.

### Calculus

Find the area of the region bounded by the curves y=x^2 - 2x and y= x + 4

### Calculus

Find the average value of the function f(x)= 8/ (3+x)^2 on the interval [0,2]

### Calculus

Find the average value of the function f(x)= 8/ (3+x)^2 on the interval [0,2]

### Calculus - Derivative

The curve is given by x^2+2r(sqrt(y))=xy What is dx/dy when r is constant?

### Calculus, derivatives

The curve is given by x^2+2r(sqrt(y))=xy What is dx/dr when y is constant?

### Calculus

For f(x)=(1-x)/(1+x) and g(x)=x/(1-x) , find the simplified form for f [g(x)] and state the domain

### Calculus, derivatives

Derivative of y=(a^x)+(x^a). Show steps, please.

### Calculus

Find the limit of cosx/(1-sinx) as x->(pi/2) from + side

### pre-calculus

What is the exact value of sin 225

### calculus

Find the equation of the curve for which y''=6x-4 and which passes through (1,2) and (-2,5). thank you :-)

### calculus

find the equation of the curve for which y'=3x^2 and which passes through (1,-1)

### calculus

find the equation of the curve for which y''=6x-4 and which passes through (1,2) and (-2,5).

### calculus

find the minimum and maximum points of the curve y=x^4-4x^3+4x^2

### Calculus

If 2 < or = to f(x) < or = to x^2 + 2 for all x, find the limit of f(x) as it approaches zero.

### calculus

y=2^nx differentiate with respect to x using the first principle

### Calculus

If 2 < or = to f(x) < or = to x^2 + 2 for all x, find the limit of f(x) as it approaches zero.

### Calculus 1

Find the derivative of f'(x) of f(x)=4sqrt(x) using limits

### Calculus

lim as x approaches pi/4 of (1-cotx)/(cosx-sinx)

### calculus

simplify the given expression using factors 1. 5(x^2+4)^4(2x)(x-2)^4+(x^2+4)^5(4)(x-2)^3 2. (x^2+3)^(-1/3)-2/3x^2(x^2+3)^(-4/3) 3. 2x(x+6)^4-x^2(4)(x+6)^3/(x+6)^8 4. (7-3x)^1/2+3/2x(7-3x)^(-1/2)/7-3x

### calculus i need help also

If y=2x^2-21x^2+60x+6 what is the value of x? dx^2/dy^2=0

### Calculus

lim x -> pi/2 (sin(x/2)-cos(x/3)) Evaluate Please help

### calculus

find the first and second derivatives for 3x^4-4xy^2+7=2y

### AP CALCULUS HELP

first, we must find 2z(dz/dt)=2x(dx/dt) + 2y(2y/dt) simplifying, we get: dy/dt=???(dx/dt + dy/dt) What is that simplified?

### calculus

assume x and y are functions of t. Evaluate dy/dt for 2xy--4x/3y^3=48, with conditions dx/dt=-6,x=3, y=-2

### Calculus

Evaluate using Integration by Parts. x^2 cos(3x) dx

### calculus

what point of f(x)= e^(1-x^2) is concave down? I think it is 1/2 but I'm not sure

### calculus

Find the derivative of 4sinx(6cosx+9sinx) at x=¦Ð/6.

### Calculus

Determine the values of x for which the function is continuous: f(x)= 10x^2-10

### Calulus

Fundamental Theorem of Calculus 1. (4e^x-3)dx plus the number in x (6,1)

### Calculus i need help

(Cosx)^y=x^siny find dy/dx at point pi/(4,0)

### Calculus

∫(x^3-x^2)/x^2 I got (x^2)/(2)-x + C but that's not one of the answers Options x - 1 + C (x^2/2)-(x^3/3) + C (x^4-x^3)/4x^2 + C (x^2/2) -x + C

### Another Calculus help plz

Integrate:( dx/root(x^2-4x)^3 help me show it solution

### Calculus

Please help me find the limit: lim x--> 2 ((1/3)-1/sqrt(x))/)x-9)

### Calculus

Just wondering if anyone can help with this ln question! -Solve the following ln(x+1)+ln(x-1)=2 thanks!!

### Calculus

Find the area bounded by the indicated curves. y=x^2, y=0, x=2

### Pre-Calculus

Write f(x) = x^3 - 4x^2 + 4x - 16 as a product of linear factors. x = (x - 4)(x + 2i)(x - 2i) ?

### Pre-Calculus

Find all zeros of the function f(x) = (x - 4)(x + 3)(x + (4 + 3i))(x - (4 - 3i)). Is it x = 4, -3, -4 - 3i, and 4 - 3i ?

### Calculus

Calculate the slope of the graph of f(x)=4-x^2 if x<1 and 2x+1 if x>1 at each of the following points: a.P(-1,3) b.P(2,5)

### calculus

Find derivative of function g (t)=(6t^2+5)^3 (t^3-7)^4 thank you very much!

### Calculus, Really need help!

Compute d/dx(f(g(x))) -where f(x)= square root of x -and g(x)=x^2+7

### Calculus

Using a linear approximation or differentials, approximate:(26.98)^(3/4) thank you for your help!

### Maths - calculus

equation for the hyperbola which has vertices (0;9) and asymptotes y= 18/5 x

### Calculus

Determine the following limits if it exists. a. lim x-->5 (4x/x-5)

### Calculus

Determine the following limits if it exists. a. lim x-->5 (4x/x-5)

### Calculus I

Find numbers a and b such that: lim (sqrt(ax+b)-9)/x =1 x->0

### calculus.can you help me on these as well@sir collins

integrate sin^7xdx

### calculus

Find the critical numbers for the function f(x) = 2x / sqrt(x-1)

### calculus

evaluate the definite integrals 1 ∫ root(1+3x) dx 0

### Pre-Calculus

For any two linear functions f(x)=ax+b and g(x)=cx+d, is f o g the same as g o f?

### integral calculus

Find the area between the curves y=5x and 2y=5x^2

### calculus

use logarithmic differentiation to find dy/dx for: [(x^2)(e^2)(x)] / [3√(2x-5)]

### Calculus

Find the area bounded by the parabola 8+2y-y^2 and the lines y=-1 y=3

### CALCULUS

Find the derivative of y=4sinx−2cosx

### calculus

Find the general solution of the equation. 6t*dy/dt+y=sqrt (t),t>0.

### Pre Calculus

Simplify the expression. log3 36 a. 6 b. 36 c. 3 d. 18 e. none of these

### Calculus AB

What are the six trigonometric functions of 2010 times pi?

### Calculus

Calculate the interval of convergence. Sigma from n=1 to infinity of (n!*x^n)/n^n.

### calculus

find the triple scalar product u . (v * w) for the vectors u= (5, 9, -6) v= (5, 8, -1) w= (-2, 8, 3)

### calculus

Find the vertical tangents of f(x)=10 cos x + 5 sin 2x

### Calculus

If a ≠ 0, then the limit of (x^2 - a^2)/(x^4 - a^4) as x approaches a is: How do I do this type of problem?

### calculus

find the minimum distance from the point (4,1) to the parabola y^2=4x.

### calculus

indefinite integral : (sqrt(V^2sin^2(2pi/T*t))) dt

### Calculus

Given ||v|| = 5 theta=30 degrees, write the vector v.

### Differential calculus

Find the equation of the parabola w/ v(3,-4) and with directrix y=0.

### Differential calculus

Find the equation of the parabola w/ v(3,-4) and with directrix y=0.

### Differential calculus

Find the equation of the parabola w/ v(3,-4) and with directrix y=0.

### Calculus

Given that x=cos^2t and y=ln(sint) find d^2y/dx^2 at the point t=π/4

### Calculus

If f(x) = integrate t^2 from x to x^2, then f'(x)= f'(-1)= Please help! I have no idea how to approach this.

### Calculus

find the point(s) of inflection on the function f(x)= 10x + 10/x

### Calculus

determine all asymtote(s) of f(x)= 1/(x(x-1)^2) using limits

### Calculus

Sketch the region in the first quadrant enclosed by y=8/x,y=4x and y=1/4x

### pre calculus

How do you use de Moivre's formulas to find ∜i?

### Calculus

For what values of the constants a and b is (1,3) a point of inflection of the curve y=ax^3+bx^2?

### Pre-Calculus

Convert to rectangular: theta=2pi/3

### Pre-Calculus

Convert to rectangular: 4=4sec theta A. y=2 B. y=4 C. x=2 D. x=4

### Calculus 1

In the problem, x and y are differentiable functions of t. Find dx/dt when x = 9, y = 2, and dy/dt= 2. x^3y^2 = 2916

### calculus

For the function f(x) = 20x^3 − 3x^5, determine the interval(s) for which f(x) increases. (–2, 2) (–∞, –2) U (2, ∞) (–2, 0) U (2, ∞) (–∞, –2) U (0, 2)

### Pre-Calculus

Find P_(k+1) if P_(k)=2^(k-1)/k! (I used _ as a sign for a subscript) A. 2^(k+1)/(k+1)! B. 2^k/(k+1)! C. 2^(k+1)/k!+1 D. 2k/k!+1 Thank you

### Pre-Calculus

What is the correct notation for “The limit of x^2 - 1 as x approaches 3? Thank you

### calculus

use implicit differentiation to show: d/dx(tan^-1x)=1/(x^2+1)

### Calculus

If y = 2x - 8, find the minimum value of the product of xy. I think this is -8.

### calculus

use implicit differentiation to find dy/dx if 5xy+x^2y=10

### calculus

Given, F(n+1)-12f(n)=0. n≥1, where F(1)=-3 find the solution to the equation.

### Calculus

Find the x-coordinates where f '(x) = 0 for f(x) = 2x + sin(2x) in the interval [0, 2π]. MY ANSWERS: x = π/2 x = 3π/2

### Calculus

Which of the following is written in explicit form? A.y=x B.x^2-6xy-9y^2=0 C.y=0 D. y= -√1-x^2

### Calculus algebra review

((1/2+h) -(1/2)) / h found LCD of numerator ((2)-(2+h)/2(2+h))/h is it 1

### 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