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How do I choose appropriate quotations from the set texts?

Firstly, you must have read the text through at least once. From here it can be helpful to create mind maps of quotations that match specific and relevant themes so that in your head they are organised into ...
MH
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Given the functions f(x) = (x + 2)/9 and g(x) = x^3 + 6, find fg(x).

Firstly, fg ( x ) could be written as f[g ( x )], or in other words, the function f acts on the result of x going through the function g (Bear in mind that I'm using the square brackets only because it's eas...
JJ
Answered by Josh J. • Maths tutor
5633 Views

What is proof and how does it work?

'Proving' something mathematically means showing that it is true for all possible cases. Therefore it isn't sufficient to simply give a lot of examples of a formula or test working; you need to find a way to...
CB
Answered by Cameron B. • Maths tutor
4902 Views

ABD is a triangle, C lies on BD. AD=BD=√2/2 and CD=√3/3. Find the EXACT area of ABC. (all measurements are in cm)

Formula/ Facts you may need for this question: !!! area of a triangle = base * height * 0.5 !!! multiplying fractions = nominators multiplied over denominators multiplied Step 1: whole triangle area ABD = √2...
HO
Answered by Holly O. • Maths tutor
9428 Views

What are the 3 main types of radiation?

The three main types of radiation are alpha, beta and gamma radiation. Alpha particles are the largest, two protons and two neutrons bound together (so they have a +2 positive charge). They are the most ioni...
SA
Answered by Sarah A. • Physics tutor
5726 Views