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What is y' when y=3xsinx?

In order to differentiate something like y=3xsinx, you need to make use of the product rule. The product rule says that when you have an equation in the form y=f(x)g(x), you can find y' by using the formula ...
ES
Answered by Edward S. • Maths tutor
9584 Views

If a spinner was spun 50 times and the probability to show the number 2 was 0.2, how many times would it show the number 2?

Start by using the probability equation,th e probability of an event = the number of ways the event can occur/the total number of possible outcomes From the question we know that; the probability of showing ...
AL
Answered by Alice L. • Maths tutor
7254 Views

Find the Co-ordinates and nature of all stationary points on the curve y=x^3 - 27x, and attempt to sketch the curve

Firstly we need to find the stationary points, we know that when the first derivative of the curve is equal to 0, this means it is a stationary point as there is no effective gradient. The first derivative i...
AK
Answered by Ahmed K. • Maths tutor
6484 Views

What is the difference between “als” and “wie”?

The difference is basically the same as between “than” and “as”, respectively. You would use “als” when comparing two things that aren’t on the same level ( for example: better THAN = besser ALS). “Wie” on t...
AP
Answered by András P. • German tutor
2582 Views

How is drama created in Act 3, Scene 3, of Shakespeare's 'Othello'?

First, we must consider this scene in relation to the rest of the play. This comes right in the middle, and pinpoints the moment Othello is transformed from a jealous husband to Iago's puppet. In this alone ...
CR
Answered by Callum R. • English tutor
7410 Views