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How to use the quadratic formula, using the following equation: x^2 + 3x - 4

To begin you must identify the co-efficients of each x term, essentially what number comes before x 2 , x and the integer value. a = 1, b = 3, c = -4 . We then substitute these values into the quadratic form...
OB
Answered by Oliver B. • Maths tutor
3610 Views

How do I decide which quotations to memorise for the exam?

Whether you’re preparing for your GCSEs, A Levels or an exam at university you’re always going to have to choose which quotations from your set texts you want to have committed to memory before the exam. As ...
EA
5030 Views

A ball is dropped from rest from a window 3m above ground height. How long will it take the ball to hit the ground? (You may assume air resistance on the ball is negligible.)

This is a very common mechanics question you can be asked in a physics exam (or a M1 maths exam!). The key to solving it is to realise that the ball is in freefall, so it is only acted on by gravity. Since t...
MP
Answered by Metha P. • Physics tutor
5396 Views

I know the formula, but I don't understand it.

A thorough understanding of all the mathematical formulas prescribed in the subject specification is crucial for your survival in the no-mans-land of the maths exam, where your examiner tries his best to mur...
LL
Answered by Le L. • Maths tutor
3990 Views

How do I comment on the ‘stylistic features’ of a set text?

Quite simply, you comment on anything that’s interesting. A wise man once said to me that best way to pick out what’s interesting about a text would be to work out what you would remove to render the text in...
WJ
Answered by Will J. • Latin tutor
3119 Views