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Firstly if you multiply the number infront of the x² by the number at the end to give -12. And then take the number infront of x, which is -1. Now we need to find two numbers that add to make -...

The best way to revise Maths is by completing questions by topic then once confident, moving on to past papers.

To solve this question you need to find a value of x and y which satisfies both of the equations. Simultaneous equations can be solved by three methods: substitution, elimination, and graphically. We will...

Firstly let's take a right angle triangle. Label its sides a,b, c for the hypotenuse. Then arrange 4 of these triangles into a large square, with a smaller square contained within it. The area of the smal...

C+5p = a (c-p)

C+5p = ac-ap

5p+ap=ac-c

p(5+a) = c(a-1)

p=(c(a-1))/(5+a)