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How do I solve simultaneous equations when one of the equations is not linear?

Sometimes you are asked to solve simultaneous equations where one of the equations has an x 2 and/or a y 2 in it - this is called a non-linear equation. This kind of question can look very complicated but on...
KB
Answered by Kristen B. • Maths tutor
9768 Views

How do you find an angle in a right-angled triangle when you are given two of its side's lengths?

You must first identify the names of the two sides in relation to the angle you are trying to find out. The technique "sohcahtoa" is generally very helpful in working this out. This abbreviation st...
TW
Answered by Toby W. • Maths tutor
4763 Views

How do you work out the length of one of the sides of a right-angled triangle given the other two?

You must first identify which sides you are given. If you have been given both sides which are not the hypotenuse (the longest side opposite the ninety degree angle) then you can use the equation: a^2 + b^2 ...
TW
Answered by Toby W. • Maths tutor
5719 Views

13 - 3 × 4+2 Simple question that lots of people get wrong

Have you heard of the BODMAS / BIDMAS rule? This rule changes your answer from 42 to 3 instead. that is because this rule says you need to follow a specific order when calculating. It seems easy but is quite...
SR
Answered by Shanju R. • Maths tutor
43197 Views

How do you form negative imperatives?

In the affirmative imperative form both the indicative and subjunctive moods are used (e.g. habla, hablad - indicative) (e.g. hable, hablen - subjunctive) When telling someone not to do something in Spanish ...
LG
Answered by Lily G. • Spanish tutor
3437 Views