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How would you prepare for your Maths exam?

My advice is always past papers! There are only so many questions that the examiner can ask, and a lot of the time the questions have already turned up in previous papers. I would also just try to stay as ca...
AH
Answered by Ayesha H. • Maths tutor
3716 Views

How do you factorise x^2 + 3x + 2?

Since there is an x^2 term, we know that there are two brackets that are of the form (x- ) (x- ), but we need to fill in the blanks! What are the two numbers where you can add them up to make 3, and you can ...
AH
Answered by Ayesha H. • Maths tutor
16031 Views

You have a cubiod of dimension 2.2m by 1.8m by 2.0m, you have a pole of length 3m. Will the pole fit into the cuboid?

The longest straight line within the cuboid is the diagonal from a corner to the corner diagonally from it (show diagram), call this D. So to find out whether the pole will fit, find this length, if it is lo...
GJ
Answered by Grace J. • Maths tutor
4891 Views

You are given that f(x) = cx + d and that f(0) = -6 and f(2) = 10. Find the values of c and d.

f(x) = cx + d f(0) = c 0 + d = d = -6 => d = -6 f(2) = c 2 + d = c 2 + -6 = 10 => c 2 - 6 = 10 => c = (10 + 6) / 2 => c = 8
GJ
Answered by Grace J. • Maths tutor
7368 Views

A ladder 5m long is leaning up against a wall. The foot of the ladder is 3m from the wall. How high up the wall does the ladder reach?

Think about which mathematical theorem you might want to use for this question (Pythagoras: a 2 + b 2 = c 2 ) Draw a diagram of the situation described, and write down the equation you think you should use. ...
JR
Answered by Josie R. • Maths tutor
15552 Views