02/23/23

Use intercepts to graph the linear function
8x=6y+24
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02/20/23

calculus product and quotient rules question
I have been trying to help my daughter do her college calculus homework, but my head is spinning and hurts now. Any help on this would be greatly appreciated.Find (d/dx)(8-xe^2/x+e2)Derivative... more
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02/20/23

solve the integral
Solve the integral 4π[∫-22 (4-x)√(4 - x2)]dx
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02/16/23

The perpendicular bisectors of the sides of △JKL intersect at point P. If JP = 2x + 5 meters and KP = 4x − 13 meters, what is the length of LP to the nearest meter?
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02/16/23

what the anwser
he point P(0.2,10)�(0.2,10) lies on the curve y=2/x�=2/� . Let Q� be the point (x,2/x).(�,2/�).a.) Find the slope of the secant line PQ�� for the following values of x�.If x=0.3�=0.3, the slope... more
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02/15/23

Help with geometry
In the diagram, PQRS is a trapezoid with an area of 12. RS is twice the length of PQ. The areaof triangle PQS is
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02/15/23

A cylinder has a radius of 10 millimeters. Its volume is 5,338 cubic millimeters. What is the height of the cylinder? Use ​𝜋 ≈ 3.14 and round your answer to the nearest hundredth
plzz help
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02/14/23

Pre-calculus math
Find the exact value of the expression. Sin(cos^-1(3/4)-tan^-1(1/3))
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02/14/23

Use two rectangles of equal width to estimate the area

Use two rectangles of equal width to estimate the area between the graph of f(x) = x − cos(πx) and the x-axis on the interval [1, 5]. Evaluate the function at the mid-point of each rectangle to... more
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02/14/23

Find the tangent lines of the Ellipse:
The graph of the equation x^2 + xy + y^2 = 7 is an ellipse lying obliquely in the plane, as illustrated in the figure below...a. Compute dy/dx ___b. The ellipse has two horizontal tangents. Find an... more
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02/14/23

How do I set up the equation and get the answer?
The radius of a circle is increasing at a rate of2 meters per minute.When the radius is 13 meters,then how fast is the AREA changing?The rate of change of the AREA is  square meters per minute.
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02/13/23

Finding derivatives
suppose f(t)=3/t^2. calculate the derivative of f if (f(t+h)-f(t))/h as h approaches 0
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02/10/23

There are many ropes keeping a hot air balloon from floating away before a balloon race. One of these ropes is fixed to the ground at a 45° angle. Another is fixed to the ground at a 30° angle.
There are many ropes keeping a hot air balloon from floating away before a balloon race. One of these ropes is fixed to the ground at a 45° angle. Another is fixed to the ground at a 30° angle.If... more
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02/07/23

Area between graphs integrals

Find the area between the graphs 𝑥=sin(10𝑦) and 𝑥=1−cos(10𝑦) over the interval 0≤𝑦≤𝜋20 in the figure.
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02/03/23

Math Homework help
Use the Law of Sines to solve for all possible triangles that satisfy the given conditions. (If an answer does not exist, enter DNE. Round your answers to one decimal place. Below, enter your... more
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02/03/23

use trig substitution to evaluate the integral

∫dx/(25x2+4)2
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02/02/23

Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis. y=0, y=cos(5x), x=pi/10 , x= 0, about the axis y=-1
Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis. y=0, y=cos(5x), x=pi/10 , x= 0, about the axis y=-1
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02/02/23

What should the rectangle's dimensions be in order to maximize the area of the window, and, therefore, allow in as much light as possible?

A Norman window is a rectangle with a semicircle on top. Suppose that the perimeter of a particular Norman window is to be 30 feet. What should the rectangle's dimensions be in order to maximize... more
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02/02/23

Fire towers trig problem
Two fire spotter towers, Tower A and Tower B, are 2.50 miles apart on an east-west line. From Tower A, a fire is spotted at a bearing of N36 degrees 20′E. From Tower B, the same fire is spotted... more
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02/02/23

Solve the initial-value problem for y as a function of x.
 (16-x^2)dy/dx = 1, y(0) = 2 (x^2 + 64) dy/dx = 1, y(8) = 0
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02/01/23

What is the area of the triangle bounded by the x-axis, the y-axis, and the line y=−2x+10?
What is the area of the triangle bounded by the x-axis, the y-axis, and the line y=−2x+10?
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01/31/23

dy/dx, y=(5lnx)/(1+2^x)
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01/31/23

Write and equation (any form) for the quadratic graphed below
When I answered the 2/3 tries I am able to do I got f(x)=-1(x-2)^2+3 and the second time i got y=-1x^2+4x-1 and how i got it was -1(x-2) (x-2)+3 i distributed so i got -1(x^2-2x-2x+4)+3 then i... more
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01/31/23

The LCM of 6^4 , 8^2 and k is 12^4 where k is a positive integer. Find the smallest value of k.

My answer is 1Please do explain with a solutionThank You!
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01/31/23

Graphing trig and cofunctions
1) Given tan θ = 3/8 and cos θ < 0, find the following:a) sec θb) sin( π/2 − θ) c) csc (2π − θ)2) The terminal side of θ passes through the point (-14, 5). Find the following:a) sec θb) cos (π/2... more
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