1,272 Answered Questions for the topic differential equations

Differential Equations

08/26/22

Consider the direction field below for a differential equation y' = y(y-3)(y-5)
1.Find the equilibrium solutions for the differential equation.where I have found y = (0,3,5)2.If the initial condition is y(0) = c, for what values of c is limt→∞ y(t) finite?Answer:(as an... more
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Differential Equations

08/22/22

Difference between

Amongst three numbers the second is twice the first and thrice the third. If the average of the numbers is 44 then what is the difference between the first number and the third number
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Differential Equations

08/22/22

how many grams of drug will the patient recieve if they infuse the entire volume in 1 day
a 10%IVIG product contain 1 gram of drug in each 10 ml. a payient order's calls for 1*400ml vial 1*200 ml vial, 1* 100 ml vial, 1*25 ml vial how many grams of drug will the patient recieve if they... more
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Differential Equations

08/13/22

What product of x and 10 is greater than or equal to 23?
Inequality a number of x and 10 is great than or equal to 23.
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Differential Equations Math Calculus Mathematica

08/12/22

Calculus Math Help
Given f(x, y) = x4 - 5xy5 - 4y3, find the following numerical values:fx(2, 2) fy(2, 2)---------------------------------------I was able to find for fy(2, 2) which is -848 and my online homework is... more
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Differential Equations Calculus Physics Linear Algebra

08/09/22

Question dealing with Physics, specifically working with spherical coordinates, uni level.
The spherical coordinates of a circular ring are a, α. A sphere of relative capacitivity K and radius b has the origin as its center. If the ring carries a charge of linear density τ, find the... more
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Differential Equations Math Algebra 2

08/04/22

nth arithmetic algebra
Use a system of two equations in two variables, a, and d, to write a formula for the general term (the nth term) of the arithmetic sequence whose sixth term, a6, is 3 and whose ninth term, a9, is 9.
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Differential Equations Math Algebra 1 Algebra 2

07/22/22

please help not sure how to calculate
Suppose Cineplex at Masonville Place can sell out a 300-seat theatre when tickets are sold for $24. For each $3 increase, 15 less tickets will be sold. Use a quadratic relation to determine the... more
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Differential Equations

07/21/22

Population Model
World's population in 1950 was 2,555,982,611 with a growth rate of 1,68\% Find an expression for the population over time. ii) Find the population in 2011 if the growth rate prevails.iii) When will... more
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Differential Equations

07/21/22

Differential Equation

Discuss the exactness of the differential model (2x * cos y + 3x ^ 2 * y) * dx + (x ^ 3 - x ^ 2 * sin y - y) * dy = 0, f find its solution
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Differential Equations

07/20/22

Obtain breakeven Points
a)A certain company has fixed costs of Kshs 15,000 for its product and variable cost by Kshs (140+0.04𝑥)per unit, where x is the number of units. The selling price of the product is given by Kshs... more
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Differential Equations

07/20/22

Obtain breakeven Points
a)A certain company has fixed costs of Kshs 15,000 for its product and variable cost by Kshs (140+0.04𝑥)per unit, where x is the number of units. The selling price of the product is given by Kshs... more
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Differential Equations

07/20/22

Forming simultaneous equation
A cutlery manufacturing company makes knivesand spoons. The cost of making 12 knives and 12 spoons is Ksh600/and the cost of making 15 knives and 9 spoons is given as Ksh630/. The shop makes a 25%... more
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Differential Equations

07/19/22

Solve square root of 7 using Newton raphson method.
Newton raphson of Square root of 7
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Differential Equations

07/06/22

Find the General Solution of the differential equation
y'' - 2y' + y = 5et / 1 + t2Note: Use C1 and C2 as arbitrary constants.y(t) =
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Differential Equations

07/06/22

Find the general solution of the problem.
y'' + y' - 12y = 40t + 24t2Note: Use t as the independent variable.Use c1 and c2 as arbitrary constantsy(t) =
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Differential Equations

07/06/22

Find the solution of the given initial value problem.
Find the solution of the given initial value problem.y(4) + 10y''' + 39y'' + 70y' + 50y = 0;y(0) = 5, y'(0) = 0, y''(0) = -36, y'''(0) = 190y(t) =
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Differential Equations

07/06/22

Find the general solution of the differential equation.
Find the general solution of the differential equation.y''' - 5y'' - 25y' +125y = 0Note = Use c1, c2, and c3 for arbitrary constants.y(t) =
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Differential Equations

07/06/22

Solve the initial value problem
 y″+y=0,   y(π3)=6, y′(π/3)=−12Choices:  y(t)=y(t)= 6cost−12sint y(t)= √3 cost + (√3 + 6) sint y(t)= −12cost + 6sint y(t)= √3cost+√3sint y(t)= cost+sint y(t)= (3+6√3)cost+(3√3−6)sint y(t)=... more
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Differential Equations Calculus

07/05/22

use newton's law of cooling to solve the problem

A dish of lasagna baked at 375 degrees is taken out of the oven into a kitchen that is 72 degrees. After 7 minutes, the temperature of the lasagna is 309.2 degrees. What will its temperature be 17... more
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Differential Equations

07/05/22

Solve the differential equation.
x2 dy/dx=2yanswer choiceA) y=-2/x +cB) y=Ce2/xC) y=Ce-2/xD) y=Ce-2x
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Differential Equations

07/05/22

Determine if the given function y=f(x) is a solution of the accompanying differential equation.
y′ + y = e2xy = 9e-x + e2x
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Differential Equations

06/28/22

Newton's Law of Cooling
Outside temperature is −5₀C. The temperature of an iron plate is 25₀C and it is kept outside. How long will it take the temperature to fall below 0₀C. Round your answer to two decimal places in... more
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Differential Equations

06/08/22

Mathematics calculus 1
Determine whether f '(0) exists. f(x) =   x2 sin 8/x      if x ≠ 0  0      if x = 0 a)f '(0) does exist b).f '(0) does not exist which is true?
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Differential Equations

06/08/22

Mathematics Calculus
 Find the slope m of the tangent to the curve y = 7/ x  at the point where x = a > 0. Find equations of the tangent lines at the points (1, 7) and  4, 7)
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