1,286 Answered Questions for the topic differential equations

Differential Equations

05/04/19

What is the differentiation of r^⅝ with respect to r?

Differential Equations

05/04/19

How do you use synthetic division to evaluate f(x) = -4x^3+3x^2+2x+1 when x = 3?

Differential Equations

05/04/19

What is the differentiation of x+1/x?

Differential Equations

05/03/19

method for solving y''-2y'-3y=x^2

Hello all,Is it correct method:First: solve y''-2y'-3y=0use m^2-2m-3=0 -> m=2 or -3then y_h = c1*e^2x + c2*x*e^-3xand now hw can I find y_p and general answer as y?Thank you
Differential Equations

05/03/19

Does the principle of superposition apply to the 1st order differential equations?

Differential Equations

05/03/19

What is the inverse of y = -2x + 3?

Differential Equations

05/03/19

What are the roots of the following quadratic equation: y = 5x^2 + 14x – 3?

Differential Equations

05/02/19

What is the inverse of y = -x +2/11?

Differential Equations

05/02/19

What is the equation of the line tangent to the circle of x^2+y^2=8 at the point (2, 2)?

Differential Equations

05/02/19

How do you solve this differential equation: f''(x) =c (f'(x) /f(x)) +a?

Differential Equations

05/01/19

If x=a (Cos(t) +t^2) and y=a (Sin(t) +t^2+t^3) then dy/dx equals to?

Differential Equations

05/01/19

How can I differentiate from the first principles cos x^2?

Differential Equations

05/01/19

How do you solve this differential equation: Sqrt (1+x^2) dy + sqrt (1+y^2) dx = 0?

Differential Equations

05/01/19

How do you use synthetic division to evaluate f(x) = 6x^3+2x^2+5x-11 when x = -1?

Differential Equations

05/01/19

How do you use synthetic division to evaluate f(x) = -4x^4-2x^3+x^2-3x+15 when x = -3?

Differential Equations Calculus Differentiation Related Rates

04/29/19

At what rate is the water level rising?

A swimming pool is 20 m long, 5 meters wide, has sides in the shape of a right triangle, and slopes downward so that it is 4 meters deep at the deep end. Water is being pumped into the pool at 2m^3... more
Differential Equations

04/26/19

Is the inverse of y = e^x+x^2 a function?

Differential Equations

04/26/19

What are the roots of the equation x^2 – x ― 72 = 0?

Differential Equations

04/26/19

I need help with this problem?

Use dimensional analysis to show how many hours per week must you work to afford gas for your car if you drive 13,000 miles each year, gas costs $2.50 per gallon, your car gets 25 miles per gallon,... more
Differential Equations

04/24/19

Determine the values of x that would maximize the volume

Volume = x^3 - 7x^2 + 12x
Differential Equations

04/23/19

What is the differentiation of 1/1+x^2+2x?

Differential Equations

04/23/19

If (3x + 5y) : (7x - 4y) = 7 : 4 then how do you find the ratio x : y?

Differential Equations

04/23/19

If x : y = 2 : 5, y : z = 4 : 3 then how do you find x : z?

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