03/13/24

Find the ratio of x to y, given the 2 equations.
6/y + 5/x = 31 10/y -4/x = 31
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03/13/24

Differential Equations
A 100 L tank contains 1 L of a brine solution with 2 kg of salt dissolved in it. At time t = 0, another brine solution flows into the tank at a rate of 6 L/min, however, this brine solution... more
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03/13/24

A conical water tank with vertex down has a radius of 11 feet at the top and is 21 feet high. If water flows into the tank at a rate of 20ft^3/min,
A conical water tank with vertex down has a radius of 11 feet at the top and is 21 feet high. If water flows into the tank at a rate of 20ft^3/min, how fast is the depth of the water increasing... more
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03/12/24

A large rectangular movie screen in an IMAX theater has an area of 9,256 square feet. Find the dimensions of the screen if it is 15 feet longer than it is wide.
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03/12/24

5% of 30 liters is
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03/12/24

Work to empty trough
 trough is 4 meters long, 1 meters wide, and 1 meters deep.The vertical cross-section of the trough parallel to an end is shaped like an isosceles triangle (with height 1 meters, and base, on top,... more
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03/12/24

how do i do this

A parabola opening up or down has vertex (0,0) and passes through (–2,1). Write its equation in vertex form.
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03/12/24

Differential Equations
Find the general solution to the differential equation dy/dx = yln(y).
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03/12/24

AP Calculus BC - Series Convergent/ Divergent
1 to infinity, sin(1/x^2) 1 to infinity, 1/n(n+2)(n+5) 1 to infinity, ((-1)^n n^8 + 15)/ n^8 + 14
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03/12/24

Differentiable function of two variables
                                                                 A differentiable function of two variables reaches its maximum value at (0,0) being the value of the function 5. A student... more
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03/12/24

Determining the maximum and minimum values of function
Determine the maximum and minimum values of the function f(x,y)=x^2+y^2-2x-4y+5 in the set D = {( x ,y )∈R^2 / x^2 + y^2 ≤ 45}.
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03/11/24

Find the volume of the solid obtained by rotating the region bounded by the curves.
Find the volume of the solid obtained by rotating the region bounded by the curves y=tan^2(x), x=pi/4, x=0, and y=0 about the x-axis. PLEASE HELP ASAP.
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03/11/24

In the movie drawer, there are seven action movies and three dramas. What is the probability of choosing an action or a comedy
Probabiltiy
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03/11/24

What is the range for this function? g(x,y)=arcsin⁡(x/(x+y))
I'm required to find the range of:
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03/11/24

An aluminum wing on a passenger jet is 32 m long when its temperature is 27°C. At what temperature would the wing be 2 cm (0.02 m) shorter?
An aluminum wing on a passenger jet is 32 m long when its temperature is 27°C. At what temperature would the wing be 2 cm (0.02 m) shorter?
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03/11/24

Vector Calculus Question
Let Q be the region bounded by the cylinder y2 + z2 = 9 and the planes x = 0, x = 2. The boundary of Q is a closed surface S (positively oriented). Suppose you have a vector field F = 3xi + 3yj +... more
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03/11/24

Calculus Help!!!
Evaluate lim x→0 (2sin(x)−sin(2x))/(2e^x −2−2x−x^2)
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03/11/24

Calculus Help!!!
Find the point on the parabola x^2 =2y that is closest to the point (4,1).
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03/11/24

Calculus Help!! :)
A farmer wants to fence in a rectangular field. The farmer must use a different type of fencing for each pair of parallel sides of the field. One type costs $10 per metre, and the other type costs... more
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03/11/24

Given the equation of the curve 2x2 -3xy +y= 10, find dy/dx at the point (0, 10).
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03/11/24

Calculus 2 Volumes and Volumes by Cyl. Shells HW problem.
Problem:Graph the following enclosed region:y=-x^2+11x , y=0, x=0State the method that be used to find the volume of the solid created by rotating the region about the following axis of rotation:a)... more
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03/11/24

probability of keyless entry
How many different 5-digit codes can be made using 10 digits if there 5 buttons and 2 digits in each button like this: 1-2, 3-4, 5-6, 7-8, 9-0
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03/11/24

Write an equation for a rational function with the given characteristics. Vertical asymptotes at x=−1 and x=4 , x -intercepts at (−6,0) and (3,0) , horizontal asymptote at y=−3
Im at a loss here.. thought the answer was : f(x) = -3(x+6)(x-3)/(x+1)(x-4) But it isnt taking it so i have no idea..
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03/11/24

Help solving it.
A manufacturing machine has a 6% defect rate. An inspector chooses 4 items at random. Use the binomial distribution. Round answers to 4 decimal places.a) What is the probability that at least one... more
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03/11/24

Help Solving it.
Multiple-choice questions each have 3 possible answers, one of which is correct. Assume that you guess the answers to 5 such questions.Use the multiplication rule to find the probability that the... more
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