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Find the square root of i

When dealing with powers of complex numbers, always start by putting the quantity into exponential form. i has a magnitude of 1 and an argument of π/2 . Using Euler's formula, i = exp(iπ/2) Now the expressio...
JL
15590 Views

Differentiate the function y=(6x-1)^7

Problems of this style are solved using the chain rule. To begin, define the quantity inside the brackets as u u = 6x-1 such that y = u^7 It is now useful to write the chain rule. We can see dy/dx = du/dx x ...
JL
Answered by Jamie L. • Maths tutor
5234 Views

Which A-level modules did you take?

C1, C2, C3, C4 M1, M2, M3 S1, S2, S3 FP1, FP2
MW
Answered by Michael W. • Maths tutor
5283 Views

Describe the structure of haemoglobin and how it is suited to it's function?

Two alpha subunits and two other subinits that vary depending on th type of haemoglobin, either beta,delta, gamma or epsilon. Each subunit contains on heme group. Heme group contains four pyrol rings and a c...
OF
Answered by Ollie F. • Biology tutor
16592 Views

What is completing the square and how do you do it?

Completing the square is just another way of solving a quadratic equation; It is useful if you cannot factorise the equation. When completing the square you want to end up with your equation in the format: (...
AA
Answered by Alexander A. • Maths tutor
4455 Views