Top answers

How do I subtract one fraction from another?

If you have the question: What is 2/3 minus 1/5? You should start this question by looking at the demoniators (the bottom of the fraction). You want to get a number that is divisible by both 3 and 5. An exam...
JC
Answered by Jessica C. • Maths tutor
5501 Views

How do you differentiate x^x?

There are two ways we can find the derivative of x^x. It's important to notice that this function is neither a power function of the form x^k nor an exponential function of the form b^x, so we can't use the ...
AK
Answered by Alina K. • Maths tutor
421882 Views

How do I solve simultaneous equations?

Always follow the same three steps : equating – substracting – substituting but you can have different cases : Case 1 : we only need to multiply one equation Example: 2x+5y=9 6x-4y=8 Note : Always check firs...
RZ
Answered by Roxane Z. • Maths tutor
5821 Views

What is the perpendicular bisector of the point (0,2) and (1,0)?

First things first it will definately be useful to make a quick sketch of the x-y axes, the two points, and roughtly what the perpendicular bisector will look like. This kind of question can be made much mor...
JR
Answered by Josh R. • Maths tutor
6939 Views

Why maths?

Maths has always been a passion of mine from a young age. I've always enjoyed helping others with their maths as I find it extremely stimulating.
LC
Answered by Lauren C. • Maths tutor
5179 Views