Top answers

All subjects
All levels

When should I use the subjonctif?

The subjunctive is a tricky part of the french language, one that often confuses students.

There are several cases in which it is used:

- when you express a desire, a will, ...

SK
Answered by Susanne K. French tutor
4827 Views

How do I solve a simultaneous equation with more unknowns than equations?

If a set of equations has more unknowns than equations, you cannot get a value for each unknown. However, you can find the relationships between the variables.Start by rearranging one variable in terms of...

HM
5391 Views

How do I simplify a surd?

To simplify a surd, remember thatsqrt(a*b) = sqrt(a)sqrt(b)If either a or b are square numbers, you can simply write its square root. Hence, to simplify a surd, you must look for any ...

HM
Answered by Hayden M. Maths tutor
7814 Views

What are simultaneous equations and how do I solve them?

E.g you have 2 equations and have to set them equal to each other. 
2x + 3y = 6 
-3x +  y = 2

multiply first equation by 3, second by 2 to get
6 x + 9y = 18
-6 x +...

SK
Answered by Susanne K. Maths tutor
5354 Views

In integration, what does the +c mean and why does it disappear if you have limits?

When you differentiate, the constant disappears, because it is not dependent of the variable. So when you integrate, you have to add the constant again. However, you can't know the vaulue of c without ...

SK
Answered by Susanne K. Maths tutor
10882 Views

We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2026 by IXL Learning