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What's the point of Maths?

Every subject has a paticular career path. Maths is an exception which is at the forfront of most things. Anytime you saw data, results, surveys, polls, predictions, forecasts, returns & any others that ...
HT
Answered by Harpreet T. • Maths tutor
5365 Views

Factorise the following a) 8x + 6y b) 7xy + 3xzy c)5xyz - 20x^2y^2z

In order to factorise successfully, we have found the highest common factor for part a,b and c (the highest number that can be divided exactly into each of the terms) and placed these outside of the brackets...
DS
Answered by Dhrushee S. • Maths tutor
5162 Views

What does it mean to differentiate a function?

A function represents a quantity. For example the function s = (6t 2 + 4t) m, could represent displacement. The unknown t is inputted to find the displacement an object travels at a certain time. The differe...
NJ
Answered by Neha J. • Maths tutor
6118 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
416619 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
5744 Views