Top answers

All subjects
A Level

Find the x values for stationary points in the curve y=3sin(2x) for 0<x<180

Firstly we differentiate the equation y=3sin(2x) w.r.t. x.By using the chain rule, we find the dy/dx=6cos(2x)Since a stationary point in the curve is a point where the gradient is 0, we can find them by f...

Answered by Maths tutor
3975 Views

Explain why a jet fighter pilot experiences "weightlessness" when at the top of a loop-the-loop manoeuvre.

The the pilot will experience two forces acting upon him in opposing directions: gravity and centripetal force. The centripetal force will act outwards from the jet's circular path i.e. towards space; gra...

IF
Answered by Isaac F. Physics tutor
4789 Views

find dy/dx when y=x^3 + sin2x

so this question is asking you to differentiate x3 + sin2xwe know that xn differentiates do nxn-1, so using that x3 will differentiate to 3x2we know ...

Answered by Maths tutor
4691 Views

Discuss lines 90-136 from Act 1 Scene 3 of ‘Hamlet’. Explore Shakespeare’s use of language and it’s dramatic effects.

In Act 1, Scene 3 of ‘Hamlet’, Polonius is warning Ophelia to distance herself from Hamlet, to avoid risking the family’s honourby losing her chastity. Shakespeare uses blank verse to ennoblehis Polonius ...

DF
Answered by Deepali F. English tutor
18207 Views

Explain why compounds of Fe^2+ are coloured in solution. (4 marks)

Fe2+ has an electron configuration of 1s22s22p63s23p63d6. When the ligands of the solution bind to the metal ion the d-orbitals...

BG
Answered by Ben G. Chemistry tutor
4597 Views

We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2026 by IXL Learning