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Integrate the function 1/sqrt(9-x^2) with respect to x

Hint: Use the substitution x = 3sin(u)Method: substitute u into the function then times it all by dx/du. Simplify and integrate with respect to u to get u. Then resubstitute x back into the equation to ge...

Answered by Luke G. Maths tutor
2418 Views

Given two coordinate points (a1,b1) and (a2,b2), how do I find the equation of the straight line between them?

Firstly, remember that we can write such a line in the form y = mx + c, where x and y are our two axes, m is the gradient of the line, and c is the y-axis intersection point. Given this general formula, w...

Answered by Lewis H. Maths tutor
5621 Views

Question 6 from Aqa 2017 June paper for C4, the vector question

Solution for a) and b) via the link: https://imgur.com/a/ESjeeLJSolution for c) and d) via the link: https://imgur.com/a/1ZmbQdc

Answered by Tutor131357 D. Maths tutor
2053 Views

who were the greek gods?

The Olympian Gods were figures from Greek mythology who had their own personal stories and attributes- the Greeks loved to tell stories of the relationships amongst the Gods and their meddling with humans...

Answered by Emily Shinta P. Classical Civilisation tutor
559 Views

What is a limit?

In mathematics, the limit of a function is the value, towards which a function tends, as the independent variable of the given function gets closer and closer to some number. In other words, take our func...

Answered by Martin S. Maths tutor
2185 Views

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