Pre Calculus
21,880 results, page 90

calculus  (derivatives)
Find the derivative of the function f by using the rules of differentiation. F(x) = 3 ã x 
Calculus
Can some one please explain this problem to me? Find lim x>0 (sin5x/sin7x) 
calculus
lim sqrt [(2+3x)/(15x)] x>infinity I got no idea with how to do this one. Can anyone please teach me how to do it?????THANKS A LOT!!! 
calculus
lim sqrt [(2+3x)/(1+5x)] x>infinity I got no idea with how to do this one. Can anyone please teach me how to do it?????THANKS A LOT!!! 
Calculus Grade 12
determine the coordinates of two points on the plane with equation 5x + 4y  3z = 6 
Calculus/Math
lim ((12x)/(√1+x^2)1) x→∞ Find the value. 
calculus
Hey I am working on differentiation/quotient rule for this problem...can someone help me? x^23/x2. 
calculus
pls integrate and differentiate e^x^2 and x/y square root of x^2+y^2 in terms of x. 
Calculus
Find the particular solution (solved for y) for the differential equation dy/dx=2x/e^(2y) satisfying y(0)=1. 
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
find one point on the graph of y= x+2cosx such that the tanget is horizontal 
Calculus
Find the magnitude and direction angle of p=42i+35j 
Calculus
Find the magnitude and direction angle of p=42i+35j 
Calculus
The region bounded by y=x^2+1445 and y=0 is rotated about the yaxis, find the volume. 
Calculus
Use the quotient rule to find f'(x): f(x) = [(x+4)(x5)]/[2x(x+3)] For the first part...do I put them together? Can someone please complete this. 
Calculusderivatives
At what points on the graph of f(x)=6x^2+4x9 is the slope of the tangent line 2? 
Calculus 1
Find the equation of the tangent line to the curve y = (9 ln x)/x at the points (1, 0) and (e, 9/e). 
calculus
if the area of a triangle with base 2F and height F2 is equal to F, compute F. 
calculus
Find the area of the region under the graph of the function f on the interval [1, 2]. f(x) = 6x + 1 
Calculus
Write the sum using summation notation. 2 + 5 + 8 + 11 + ... + 29 Also, I know that it is going up by 3 units. But I am not sure how to get it into the form below: example: 15 ‡” k +3 k1 
calculus/derivatives
I need to find the derivative and can't do them when they are raised to powers? Thank You. m(x)x^5  5x^3+7x 4)^10 (4x^9 +19)^23 this on is tuff! 
calculus
find the average rate of change of the function f(x)=x^3+1 over the interval [1,1] 
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
if the area of a triangle with base 2F and height F2 is equal to F, compute F. 
Calculus
So, yet again, I am confused! State whether or not the following statements are true. Justify your reasoning. a). a• ( b+c ) = a• b + a • c b.) a × ( b+c ) = a × b + a × c c.) a × ( b•c ) = a × b • a × c Thanks, again! 
calculus
solve the differential equations subject to the given conditions. dy/dx= 4x^1/2 y=21 of x=4 is this derivative?! 
Calculus Derivatives
what's the equations of both lines through the point (2,3) that are tangent to the parabola y=x^2+x 
Calculus
Determine the exact values of the six trigonometric functions of the angle.(5,2) 
Calculus please help
Find the centroid of the area bounded by the parabola y=4x^2 and the xaxis A.(0,1.6) B.(0,1.7) C.(0,1.8) D.(0,1.9) 
vector calculus
find an equation for the plane that contains the line x = 2t8, y=3t +3, z= 5 t, and the point (5,4,0) 
Calculus
Find the area of the region enclosed between y = 2sin (x) and y = 2cos (x) from x = 0 to x = pi/4. Thanks for your help :) 
Calculus
Use the cross product to find the area of the triangle with vertices: P=(1,1,5) Q=(3,4,3) R=(1,5,7) 
Calculus
Find the 4th Taylor polynomial, P4, generated by f(x) = 1/x at center a = 2 ? 
Calculus
Which of the following functions does not have a derivative of zero? A. y=1/100 B. y=4(pi)^29 C. y=sin^2x+cos^2x D. y=cscxtanxcosx E. All do 
Calculus
The function f(x) = x^3 + x an inverse. Compute f^1(0) and f^1(2). Hint: Do not try to evaluate f^1 explicitly. 
calculus
use L'Hopital's Rule to evaluate lim (4x(cos 8x1))/(sin 8x  8x) as x>0 
Calculus
Find the slope of the tangent line to the graph of the given function at the given value of x. y=5x^1/2+x^3/2; x=25 
Calculus
consider the function f(x) = (x if x<1 (1/x if x>or equal to 1 Evaluate the definite integral: int_{2}^{3} f(x)\,dx = 
Calculus
Find the slope of the tangent line to the curve 2(x^2 + y^2)^2 = 25(x^2  y^2) at the point (3,1). Thank you very much for your help. 
calculus
Use l'hopital's Rule to evaluate lim x in 0 of (4x(cos 6x1 )) / sin 3x3x 
Calculus
How many terms are required in the series (6) + (12) + (24)... to add to a sum of 378? How do I do this? 
Maths Calculus
The region R bounded by y=e^x and y=0 and lying to the right x=0 is rotated about the yaxis 
calculus
rewrite each summation using the sigma notation. Do not evaluate the sums (a)3 + 4 + 5 + . . . + 93 + 94 (b)9 + 16 + 25 + 36 + . . . + 14 
calculus
What is the volume obtained by rotating the graph y=x^2 for 0<y<1 about the oblique axis y=x 
calculus
How long will it take an investment that pays 5% compunded annually to double in value? 
calculus
select the equations of all lines through the orgin that are tangent to the curve y=x^38x^27x 
Calculus
Find the volume of the solid bounded below by the parabloid z = x^2 + y^2 and above by the plane 2x + z = 3 
calculus
y = (ln x)^(cos4x) Use logarithmic differentiation to find the derivative of the function. 
calculus
find the intervals on which the function is increasing, decreasing, or constant. (7,2)(6,2)(5,2)(4,2)(3,2)(2,2)(1,2)(1,3)(3,4)(5,5) 
calculus
Find the derivative of the function. 1. 2x+5/3x2 2. (1x)(1+x^2)^1 Please show work. TYVM. :) 
calculus
find the equation of the tangent line at the given value of x on the curve 2xy2x+y=14, x=2 
Calculus
Find the equation of the tangent line to the curve below at point (0,3) y=6/(1+e^x) 
calculus  limits
Does the limit lim 2011t/3(squareroot)t+9 exist ? t0 
calculus
find the derivative of the function y=log absolut power 2x 
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
Find the area of the region bounded by the graphs of y = x, y = −x + 4, and y = 0. 1 2 4 None of these 
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
Evaluate the indefinite integral of InT(x^3+9x^23x+2)/(x^42x^3) I got ((12x)/(2x^2))+3*ln(2x)4*ln(x) but apparently that's not the answer... 
calculus
find the horizontal tangents of the curve and show work y=5x^33x^5 
AP Calculus
Find all points on the graph of f(x)=x^3+3x^22 where there is a horizontal tangent line. 
calculus
x squared minus four, at which intervals is the function increasing or decreasing? 
AP Calculus
For which of these functions f(x) does limit as x approaches negative infinity f(x)=2 A. (x2)/(3x5) B. 2x/sqrt(x2) C. (2x^26x+1)/(1+x^2) D. (2x1)/(x^2+1) E. None of these 
calculus
Find all positive values of x that satisfy x multiplied by the x root of x^2 = x^x 
Calculus Help
Evaluate lim x>25 5  square root x / x  25 I don't get how the answer is 1/10 
Calculus
Find the 4th Taylor polynomial, P4, generated by f(x) = 1/x at center a = 2 ? 
Calculus
Determine whether the hypotheses of the IntermediateValue Theorem are satisfied. f(x)=x^1/3 , [a,b]=[1,1] Please, explain. Thank you. 
calculus
Find the points on the curve y= 2x^3 + 3x^2  36x + 7 where the tangent is horizontal. 
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
(sin(47))^2 + (cos(43))^2 = With the correct number of significant figures. 
calculus
For what xvalues does y=e^x have the same slop as x+4y = 1 I am not sure what steps I am supposed to take to tackle this problem. 
calculus
find the partial derivatives du/dx, du/dy and du/dt. u= root (r^2+s^2, r = y + x cos(t), s = x + y sin(t);when x = 0, y = 2, t = 2 
calculus
How to create a function with a Doamin [3,8] Range [2,4] Increase (3,1) (5,8) Decrease (1,5) 
Calculus I
For what values of a and b is the line 4x+y=b tangent to the curve y=ax^3 when x=4? Can anyone give me the hint? 
Calculus
Evaluate the triple integral _E (xy)dV where E is a solid tetrahedron with vertices (0,0,0), (4,0,0), (0,1,0), (0,0,4) 
calculus
Solve this over the interval [0,2pi): sin(3x)=(square root of 2)/2 
Calculus
If f(x) = { √2x x < 2 { x^3 + k(x+1) x ≥ 2 determine the value of the constant k for which lim exists. x>2 
calculuslimits
For f(x) = e^x sinx , what can be said about lim x > negative infinty? Explain. 
Calculus
Locate the absolute exterma of the function on the closed interval. y=3t3 , [1,5] 
Calculus
Find the Taylor polynomialof order 5 appoximation to sin(1.5) 
Calculus
Find the average value of function f(t)= 4sec(t)tan(t), interval [0,pi/4] 
calculus help
integrate:dx/(3x^35)^3 i don,t know how to use wolframalpha plz show me step.... 
calculus
find the derivative of y=cos pix/sinpix+cospix 
Calculus
Use either substitution or integration by parts to evaluate the integral: ∫(x+2)/(x²+2) dx Thank you!! 
Calculus
Can someone help me to integrate by substitution the indefinite integral: (sinx)/ (1+cos(^2)x)? 
AP Calculus
Find the derivative for f(x)=x^2+x Do I put x^2 on the denominator? How would I solve it if that's the case? 
Calculus
Determine the slope of the tangent line to the curve y=2x^33x^2+1 at the point (1,0) 
calculus
Use an appropriate local linear approximation to estimate the value of Cotangent 46 degrees. 
calculus
What is the definite integral from 0 to x of 1/(4 + t + 3t^2) dt? For starters, what is the antiderivative and how did you find it? I think I could take it from there. 
Calculus
Find the general indefinite integral ∫ v(v3+5)2dv 
Calculus
How do I find the area of the region bounded by the graphs of the given equations? y=x+20; y=x^2 
calculus
Let f(x)=6x+16x^2 . Then the equation of the tangent line to the graph of f(x) at the point (2,16) is given by y=mx+b for m= and b= 
Calculus
Show that Rolle's Theorem applies to the given function for the given values of x: x=1 and x=4 for f(x)=3xx^2+2. 
Calculus
I need help finding the derivative of this function: f(x)=(X^2+2)^4/5 Thanks in advance! Any help would be greatly appreciated! 
calculus
"use the intermediate value theorem to prove that the curves y=x^2 and y=cosx intersect" 
calculus
How do I use the product rule to find the derivative of the following. y=(x+1)(3square root x+7) y'= Please help 
calculus
I am stump on how to break this down for I can use the chain rule to get the integral of this equation. (30/(2x+1)^2)=30 
Calculus
2. For what values of x dies the graph of f(x)=2x^33x^26x+87 have a horizontal tangent? My answer: (1.6,77.9) (0.62, 89.1) 
Calculus
1. On what interval is the function f(x)=x^34x^2+5x concave upward? My answer: (4/3, infinity) ????? 
Calculus question ?
Are there any horizontal asymptote on a ln natural log function 
Calculus
If the slope is 3, find an equation of the tangent line to the curve at P(8, 3).