Search our library of homework questions

Top answers

All subjects

All levels

How do I conjugate the verb 'ir' in the preterite tense?

The verb 'ir' is very irregular, in the preterite tense it is conjugated as follows: yo fui tú fuiste el/ella fue nosotros fuimos vosotros fuisteis ellos/ellas fueron

Answered by Abigail H. • Spanish tutor

2635 Views

A particle A rests on a smooth inclined plane, it is connected to a particle B by a light inextensible string that is passed over a fixed smooth pulley at the top of the plane. B hangs freely. Find the acceleration of the system and tension in the string.

Full Question: A particle A of mass 2.5kg is at rest on a smooth inclined plane at an angle of 25 degrees, it is connected to a particle B of mass 1.5kg by a light inextensible string which lies along a l...

Answered by Kyle W. • Maths tutor

10961 Views

What is the past historic and should I know how to use it?

The past historic (also called the passé simple) is one of the French past tenses, along with the perfect and imperfect. It replaces the perfect (passé composé) in literary texts and is therefore mainly u...

Answered by Anna S. • French tutor

8806 Views

Edexcel C3 June 2015 Q1: tan(x)=p, where p is a constant. Using standard trigonometric identities, find the following in terms of p. a) tan(2x). b) cos(x). c) cot(x-45).

a) tan(A+B)=(tanA+tanB)/(1-tanAtanB) So, tan(2x)=[tan(x)+tan(x)]/[1-(tanx)(tanx)]. Therefore, tan(2x)=[2tan(x)]/[1-tan^2(x)] = 2p/(1-p^2). b) cos(x)=1/sec(x). Using other trigonometric identities, we know...

Answered by Liam R. • Maths tutor

16099 Views

How is Lady Macbeth presented in Shakespeare's Macbeth?

Whilst Shakespeare's 'Macbeth' may indicate that it is Macbeth himself that is the central protagonist, Lady Macbeth is instead the one who captures the audience's attention. This is because Lady Macbeth ...

Answered by Tania A. • English tutor

5144 Views