Answers>Maths>A Level>Article

Why is ꭍ2x=x^2+C?

Differentiating x² gives dx²/dx=2x. Differentiating a constant C gives 0. d( x² +C)/dx=dx²/dx+dC/dx=2x+0=2x. Since integration is the inverse function of differentiation, integrating 2x gives x²+C.

Answered by Larisa D. • Maths tutor

4816 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

Intergrate 15x^2 + 7

Show that the derivative of tan(x) is sec^2(x), where sec(x) is defined as 1/cos(x). [Hint: think of tan(x) as a quotient of two related functions and apply the appropriate identity]

Why is ꭍ2x=x^2+C?

Related Maths A Level answers

Intergrate 15x^2 + 7

Show that the derivative of tan(x) is sec^2(x), where sec(x) is defined as 1/cos(x). [Hint: think of tan(x) as a quotient of two related functions and apply the appropriate identity]

Find the range of values of k for which x²+kx-3k<5 for some x, i.e. the curve y=x²+kx-3k goes below y=5

Find the coordinates of the stationary points for the curve y = x^4 - 2*x^2 + 5.

We're here to help

Company Information

Popular Requests

© MyTutorWeb Ltd 2013–2024

CLICK CEOP