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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 formu...

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Answered by Edward S. Maths tutor
8240 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,the probability of an event = the number of ways the event can occur/the total number of possible outcomesFrom the question we know that;the probabilit...

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Answered by Alice L. Maths tutor
5700 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 deri...

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Answered by Ahmed K. Maths tutor
5387 Views

Write 40 as product of prime factors

Prime numbers are those that only have two factors, the number itself and 1. The two factors cannot be the same. E.g. 2 is a prime number but 1 is not.A prime factor is when a prime number is a factor of ...

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Answered by Maariya A. Maths tutor
23077 Views

y^2-64

So here its similar principle to the previous question but the only difference is that there are no singular y's.So essentially the question reads : y^2 + 0y - 64So in the same way we need factors of 64 t...

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Answered by Maariya A. Maths tutor
2486 Views

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