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How do I answer a 'Retrieve and Recall' question?

In a retrieve and recall question, you will need to first of all read the article you've been given, then you will need to find some key information that you think is important, and finally write around thes...
JS
Answered by James S. • English tutor
4043 Views

How do I remember which verbs take être in the perfect tense?

There are a selection of "verbs of movement" in French which use être as their auxiliary verb in the perfect tense instead of avoir. You can remember these using the mnemonic "MRS VAN DER TRAM...
MM
Answered by Mary M. • French tutor
7027 Views

Expand and simplify the expression (x+5)(x+8).

This question is about multiplying two brackets together. There are two parts to each bracket: x , +3 and x , +5 . The parts in the first bracket must each be multiplied by both parts in the second bracket. ...
JC
Answered by Jamie C. • Maths tutor
19625 Views

What does it mean to "complete the square"?

Completing the square is a useful method of rearranging a quadratic equation so the unknown ("x") only appears in it once. The theory of completing the square tells us that we can take a quadratic ...
CG
Answered by Caitlin G. • Maths tutor
4914 Views

Consider a right-angled triangle with an inside angle of 30° and a hypotenuse of 8cm. Calculate the length of the opposite side to the 30° angle.

Recall the trigonometry rule SOH/CAH/TOA (Silly Old Hitler Couldn't Advance His Troops Over Africa). Label: Draw the triangle and label the sides with Hyp, Opp & Adj. Choose: Pick which equation to use f...
JL
Answered by Joshua L. • Maths tutor
5016 Views