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Analyse how a text uses language to create meanings and representations

F - form

A - audience

R- representations

T - topic

P - purpose

Read through the whole text. Write a list of possible representations. Pick out quotes to back up each of ...

VM
23180 Views

The nth term of a sequence is 8(2^n + 2^(6n-7)). a) Without a calculator, find the 2nd term of this sequence, b)​​​​​​​ Express the formula in the form 2^x + 2^y

To find a) just plug in the number two to all places where n appears. In this case 8(2^2 + 2^(6 * 2 - 7))  and then number crunch. 8(4+2^5) -> 8 * (4 + 32) -> 8 * 36= 288.

To find part b, we ...

TP
Answered by Tom P. Maths tutor
4621 Views

Simplify fully: (7x^2 - 21x)/(x^2 + 2x - 15)

This one is quite complicated to answer typed up like this and i would definitley use a white board Show that 7x^2 - 21x can be come x(7x-21) which can in turn become 7x(x-3) Show that x^2 + 2x - 15 can b...

DG
Answered by Dominic G. Maths tutor
5077 Views

What are the enzymes involved in the process of DNA replication?

DNA Helicase - unwinds and unzips the DNA double helix by breaking the hydrogen bonds DNA Gyrase - this helps to stabilise the single strands Single-Strand Bindin...

DG
Answered by Dominic G. Biology tutor
10910 Views

Define how recursion works

Recusion works by creating a method which is defined in terms of itself. This effectively means that the method will make method calls to itself. It makes these calls using increasingly reduced problem si...

MK
1694 Views

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