Pre Calculus
21,824 results, page 77

Finance ( Need help )
TexMex Food Company is considering a new salsa whose data are shown below. The equipment to be used would be depreciated by the straightline method over its 3year life and would have a zero salvage value, and no new working capital would be required. Revenues and other ... 
pre algebra
the hundreds digit is half the tens digit the sum of the hundreds and tens digit is 12 the ones digit is an odd square number not equal to the thousands digit 
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. 
Calculus
can someone please prove the difference rule to me? d/dx[f(x)g(x)]=d/dx f(x) d/dx g(x) plz help 
Calculus
4) f(x)= { 3x^2 x< and equal 1 { ax+ b x > 1 What is the relation between a and b if the function is continuous for allof x. 
Calculus HELP
for the power seies n^4x^n/2(n1)...find the radius and interval of convergence 
calculus urgent
If you are given a graph of a function, how do you draw the derivative? 
Calculus Test Question!!!!!
Find the derivative if y=sec^1 (x+3) Please any help. 
Calculus TEST!!!!
Find an equation for the tangent and normal to the curve x^2+y^2=9 at x=1 
Calculus Help!!!
Find the derivative if y=e^(2x)lnx^(2) Im stuck, all i have is 2e^(2x)2/x 
Calculus!!!
the derivative of cot^3sqrtx Do you use prduct rule, if so what is your u,v, dv, or du. 
Calculus
Find the average value of sqrt(cosx)on the interval [1,1] 
Calculus
How do you find the derivative of (x+1) times the third root of (x5)spuared(x=4)? 
Calculus
Find the derivative. Simplify as much as possible. s(x)=(912x)/[(x/3)(1/4)] 
Calculus
Problem 12. Find the derivative of the function. f(x)=e^(x)^1/2 My answer is: [e^(x)^1/2]/2x^(1/2) Is this correct? 
Calculus
solve the equation for y in terms of x. Can somebody walk me through this? 
Calculus
For which values of r does the function defined by y=e^(rt) satisfy the differential equation y''+ y'6y = 0 
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
What is the least positive integer that has exactly thirteen factors? 
Calculus
How would I integrate (4dt)/(sqrt(152tt^2)) That thing has me stumped. 
Calculus
How would I integrate (4dt)/(sqrt(152tt^2)) That thing has me stumped. 
Calculus  Integrals
Integral of (dt/[sqrt(t)+25tsqrt(t)]} From 1/75 to 3/25 I'm at a complete loss at what to do. 
Calculus  Partial Fractions
I've set a problem up, something like this. s^4: A+D=0 s^3: 2A+B3D+E=0 s^2: 2AB+C+3D3E=0 s^1: 2A+BD+3E=4 s^0: A+CE=4 
calculus
what is the median waiting time for f(x)=((1/8)e^(x/8))? I said the answer was 5.55 is this correct? thank you! 
Calculus
solve secondorder initial value problem y"(x)= x e^2x y'(0)= 0 y(0)= 0 
Calculus please help
Use the Midpoint Rule to approximate the integral from 7 to 17 (1x1x^2)dx with n=3 
Calculus
Givenƒ(x) = e^x, verify that lim (e^x+he^h) / h = e^x h>O = and explain how this illustrates that ƒ′(x) = ln e • ƒ(x) = ƒ(x) 
Calculus
How do you simplify the sqrt of z^2 + 5. Any assistance would be greatly appreciated. 
Calculus
Please help explain the following: Estimate the solution of the equation f(x)= 1 
Calculus
Use algebra to evaluate the limit of lim h>0 (2h)^38/h. Is the answer 12 
Calculus
Use algebra to evaluate the limit of lim h>0 (2h)^38/h. Is the answer 12 
Calculus
Use algebra to evaluate the limit of lim h>0 (2h)^(3)8/h. Is the answer 12 
HS Calculus
How do I find all line through (, 1) for which the product of the x & y intercepts is 3? 
calculus
Solve the equation for x. e^ax=Ce^bx, where a cannot equal b Can someone explain this pleaseee! 
high school calculus
How do you find the xcoordinate of any hole (s) in the graph of f(x)= x22x/x24? 
Calculus
C(x) = 16x^(1/2) + x^2/1000 Find x to meet the minimum cost 
calculus
Find the points on the curve y = 2x^3 + 3x^2  12x + 1 where the tangent is horizontal 
calculus
Find the first and second derivatives of the function. h(x) = sqrt x^2 + 1 
calculus
Please find the Derivative of the function y =sec^2x + tan^2x 
HS Calculus/math
Find the Parametrization for the left half of the parabola y=x^24x+3 
calculus
find the points on the curve y=2x^3+3x^212x+1 where tangent is horizontal. 
HS Calculus/math
find the extreme values of the function and where they occur y=x^3+x^28x+5 
calculus
find the limit for the given function lim (sin)^2(3 t))/t^2 t>0 
Calculus
Find the derivative of 10x^2+4y^2=sqrt(7). Is the answer 20x+8y=0 
Calculus
Find dy/dx of the function 10x^2+4y^2=sqrt(7). Is the answer 20x+8y=0 
calculus!!
f(x)= x^3/x^24 defined on the interval [18,20] f(x) is concave up on the region ? to ? and ? to ? the inflection points are ?, ? and ? 
Calculus
Find the derivative of f(x) = x^2 ln (x^2) using the Product Rule, and simplify. 
Calculus
If x + 7y = 29 is an equation of the line normal to the graph of f at the point (1,4), then f'(1) = PLEASEEE HELP! 
Calculus
series n=1 to n=inf 4/(n^2  36) what happens when n=6 and there is 0 in the denominator? do we just skip it? 
Calculus
dP/dt = k(Pa) dP/dt = kPka dP/P = kka is this right so far? was i supposed to distribute??? what do i need to do next??? 
Calculus
washer method!? Find the volume of y=x^2+3, y=3, between [0,2] around y=3 
Calculus
Thanks Remy. I have one more  2y + 9xy4=0 I got 9y/2 + 9x 
calculus
Oh pardon me i meant to ask what is the antiderivative of square root x 
CALCULUS
Use the Midpoint Rule to approximate the integral: (10x3x^2)dx from 1 to 5 with n=3 
calculus
Find the average value of the function on the given interval f(x) = 2x^3(1+x^2)^4, [0,2] 
Algebra with calculus
write the expression in lowest terms: y^2+2y8/y^2+5y14 How do u do this problem? 
Calculus
Find all the intervals on which the function is concave upward: f(x)= 4x^2x/x^4 
calculus i need help please
evaluate: integration of x^2 (square root of (12x^3))dx 
calculus
How would you integrate tan5xdx ? Thanks in advance. Can you use u substitution? 
Calculus II
Solve the Initial Value Problem: Let k and Po be positive constants. P(0)=Po dP/dt = kP^2 
Calculus
3^2/3^4 I did this through my calulate and I came up with 1/9, but that is not the correct answer. I'm not sure what to do? 
Differential Calculus
(1) lim x^3  125/x5 x^2  25 (2)find the inverse of the function f(x)=7x+5 
Differential Calculus
Given that p=(2q^25)^2. when q=3, it is increased by 0.7%. find the appropriate percentage in p. 
Calculus
Find the average value of the function on the given interval: f(x) = e^x/5, [0,5] 
calculus  please help
Simplify the expression: cos(2tan^(1)x) any help is appreciated =D 
AP Calculus
Use implicit differentiation to find the derivative for: arctan(xy)=1+x 
calculus
just wondering if someoen could help me with this limit..: lim arctan[(x^2  4)/(3x^26x)] x>2 
Calculus
Find the particular solution of the differential equation y"(x)  y(x) = 1+e^x Please help. 
calculus  limits
limit as x approaches infinity; tan^(1) (x^2  x^4) any help is appreciated =D 
calculus
i have to find the derivative (first) of y= tan^2 (3xπ) ^that is (3x pi) 
calculus
Find the volume formed by rotating the region enclosed by: x=5y and y3=x with y0 
Calculus
maximum and minimum of y = cos(x) + sin (x)on the interval [0,2pi] 
Calculus
Find the inflection points for f(x) = 12x^5 + 45x^4  360x^3 + 7 
Calculus
Differentiate using the chain rule: y=(x+(x+x^(1/2))^(1/2))^(1/2) y'=(1/2)(x+(x+x^(1/2))^(1/2))^(1/2) what are the next steps? 
calculus
1 pt) Find the length of the curve defined by y=1/8(x^2−8ln(x)) from x=3 to x=5 
Calculus
Give an example of a function that is integrable on the interval [1,1], but not continuous on [1,1]. 
calculus
derivative of y=ln x/x^2 can someone double check the answer 12lnx/x^3 
Calculus
Locate the absolute extrema of the function on the closed interval f(x) = 2(3x) [1,2] 
Calculus BC
s(t)=t^3  5/2 t^2  2t + 1 for all t>=0, 1. what was the displacement on 0<= t <= 4 2. at t =.5 is the function slowing down or speeding up? 
calculus
write a power series for e to the 2x and find the interval of convergence 
Calculus
Evaluate the definite integral.∫from 0 to 2 x/√(1+2x²)dx 
Calculus
Prove that the average of LRAM and RRAM is equal to TAM. 
Calculus
Find the area of the region bounded by: r=71sin(theta) 
calculus
evaluate the limit as x approaches positive and negative infinity (x^2+6x+8)/(x+3)^2 
calculus
Differentiate the following function. f (x) = 6 x 2 sin(x)tan(x) Where do I begin? 
calculus
evaluate the limit: Lim as x approaches 2 (1r3  1rx) / x3 
calculus
evaluate the limit Lim as x approaches 3 (1r3  1rx ) / (x  3) 
calculus
find the lim cos 2x/(5 + x) as x approaches pos. inifinity 
calculus
f(x) x+1 x<1 x+1 x>or equal to 1 evaluate f(1) choices a) 0 b) 2 c) 3 d) 1 e) 1 I answered b) 2, got it wrong 
calculus
find the points of intersection of the parabolas Y=(1r2 x^2) and Y=10x  2. 
calculus
find the points of intersection of the parabolas Y=(1r2 x^2) and Y=10x  2. 
Calculus
find the definite integral that represents the are of the region enclosed by y= 4xx^2. 
Calculus
If f(x)=e^(x+5lnx) find f'(4), correct to two decimal places. 
calculus
Find the limit for the given function. lim t>0 (sin(8t))^2/t^2 
calculus
Find an interval of tvalues such that c(t)=(2t+1,4t5) parametrizes the segment from (0,7) to (7,7). What do you do??? 
calculus
How do you find the area of the intersection of the circles r=sinx and r=cosx? 
calculus
Find derivative(use logrithmic functions). y=x^cosx 
Calculus
HELP PLEASE Find the minimum distance from the point (4, 2) to the parabola y^2=8x 
calculus 1
find the interval at which the function increases and decreases x^3\3 +x^2\2 +x +100 
calculus
Determine the equation of the line that is tangent to y=8^x at the point on the curve where x=1/2