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How do you factorise?

Factorising is just simplyfying into brackets. To do this you need to find common terms on all the parts of the question. For example: fully factorise 3a 3 b+12a 2 b 2 +9a 5 b 3 the answer to the is 3a 2 b(a...
EW
Answered by Elizabeth W. • Maths tutor
7785 Views

What are collective responsibility and Individual Ministerial Responsibility? and how are they different?

Collective Responsibility applies to all Ministers and is designed to ensure government unity - all ministers have to follow cabinet decisions. Therefore, if a minister cannot abide by a cabinet decision the...
TD
28287 Views

What is the difference between myosis and mitosis?

Mitosis is cell division of body cells, so is used for growth and repair . In mitosis, 2 genetically identical daughter cells are produced from the parent cell (so are exactly the same as the parent cell). D...
AS
Answered by Abigail S. • Biology tutor
7553 Views

Given f(x)=(x^3-7)*(x+4)^5, find the term x^3 of f(x).

Before starting to solve this problem, student should acknowledge that there are more than a variable, which satisfies the condition x^3. There are two ways to obtain this answer: (1) x^3 in the first multip...
AH
Answered by Amina H. • Maths tutor
1695 Views

f(x) = (4x + 1)/(x - 2) with x > 2. Find a value for 'x' such that f'(x) (first derivative of f(x) with respect to x) is equal to -1.

Re-write f(x) using indicies, so that the use of the product rule becomes more clear => f(x) = (4x + 1) *(x - 2)^-1 where ^ means 'raised to the power of' and * means 'multiplied by'. use the product rule...
ZS
Answered by Zak S. • Maths tutor
5437 Views