Search our library of homework questions

Top answers

All subjects

All levels

Asses the arguments that support the theory of party decline

Parties are unable to organise government to deliver a political programme –Decreasingly valid, as party control in Congress has strengthenedPressure groups have taken over the role of parties in financin...

Answered by Saif U. • Politics tutor

3344 Views

Explain what phototropism is and why plants might benefit from positive phototropism.

Phototropism is a growth response to a light stimulus.Positive phototropism causes the stems of plants to grow towards a light source causing the leaves of the plant to be pointing towards the lgth source...

Answered by Rachel S. • Biology tutor

30227 Views

Explain the difference between covalent and ionic bonding.

In covalent bonding 2 or more atoms share electron in their outter shells to give them all full outer shells. In ionic bonding one atom donates one or more electons to another atom, the donating atom beco...

Answered by Rachel S. • Chemistry tutor

2329 Views

ABCD is a regular paralleogram, A=(2,1) B=(7,2) and C=(4,6), work out the gradient of the line CD and then work out the area of ABCD.

As its a parallelogram the gradient of CD will be the same as the gradient of AB so you just need to work out the gradient of AB using the formula (y₂-y₁)/(x₂-x₁

Answered by Rachel S. • Maths tutor

3010 Views

Differentiate arctan(x) with respect to x

We can set arctan(x) = y. Remember that arctan(x) is the inverse of tan(x), so we can take the tangent of both sides to give: tan(arctan(x)) = x = tan(y). Tan(x) has the standard derivative of sec^2(x) (w...

Answered by Sofya E. • Further Mathematics tutor

5140 Views