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How do I plan an essay under timed conditions and generate ideas quickly?

The first thing you want to do is really make sure you understand the question: this is something that is worth spending time on. Questions are often provocative for a reason: think about what tensions come ...
AM
Answered by Ania M. • English tutor
2308 Views

Calculate the mass of 7.23 moles of CH​​​​​​​4

Molar mass of CH 4 = 12 + 4(1) = 16 mass = Mr x moles mass = 16 x 7.23 mass = 115.68g = 116g (3sf)
MP
Answered by Misha P. • Chemistry tutor
3741 Views

Is knowledge true justified belief?

The idea that knowling something is the same as having a true justified belief has been around since Plato. However, in 1963 Edmund Gettier demonstrated that not all true jusfied beliefs count as knowledge. ...
JT
5431 Views

By forming and solving a suitable quadratic equation, find the solutions of the equation: 3cos(2A)-5cos(A)+2=0

3cos(2A)-5cos(A)+2=0. The first thing we do is use a trignometric identity, namely cos(2A) = 2(cos^2(A))-1. This gives us a new form of the original equation. 3(2(cos^2(A))-1)-5cos(A)+2=0: we expand out the ...
JB
3964 Views

Expand (x-5)(x+6)

expand the brackets X 2 + 6x - 5x - 30 2) collect like terms X 2 + x - 30
MP
Answered by Misha P. • Maths tutor
11976 Views