Search our library of homework questions

Top answers

All subjects

All levels

Rearrange v = u + at to make t the subject of the formula

t = (v - u) / a

Answered by George K. • Maths tutor

34271 Views

f(x)=ln(3x+1), x>0 and g(x)=d/dx(f(x)), x>0, find expressions for f^-1 and g

f^-1(x)=(e^x-1)/3 g(x)=3/(3x+1)

Answered by George K. • Maths tutor

4434 Views

What are river cliffs and how are they formed?

River cliffs are features of meanders. In a meander the outside bank is where the Thalweg flows(fastest flowing part of the river), this means the velocity is greatest here so there is more available ener...

Answered by Kitty D. • Geography tutor

40365 Views

What is the conditional perfect, and how do you use it?

The conditional perfect, also called the past conditional (conditionnel passé), is used to express what would have happened. To form the conditional perfect, use the con...

Answered by Ellen I. • French tutor

19771 Views

A line has equation y=3x+4, state the gradient and the y-intercept

The gradient is always the number in front of the x, in this case it will be 3. Whereas for the y-intercept, it will always be the value that y equates to when x=0, in this case the y-intercept is (0,4).<...

Answered by Ryan F. • Maths tutor

31730 Views