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Surd Calculations?

Surds are numbers left in 'square root form' (or 'cube root form' etc). They are therefore irrational numbers. Surds are the root of numbers and not whole numbers. Multiplication Example: √2 × √6 = √12 (= 2×...
NB
Answered by Nita B. Maths tutor
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Can you solve the following 2 simultaneous equations; y=6x-2 and x^2-4x+19=y?

y=6x-2 x 2 -4x+19 Both equations are equal to Y, hence can be substituted into each other; 6x-2= x^2-4x+19 Now we only have X terms in our equations Bring all the like X terms together, and make equation equ...
MC
Answered by Mohammed C. Maths tutor
7366 Views

What are the essential components for a well-structured English (literature) essay?

There are overarching essential components for an English essay whether you are dealing with poetry or prose. A strong essay will state the intentions of the essay from the introduction, and continue/develop...
NC
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How do I plan a good English essay?

First, make sure you know your content well. If you are writing about a book, or comparing two or more books or poems, make sure you read them (or re-read them) before you start writing so they are both fres...
AB
Answered by Ann B. English tutor
3962 Views

Why is ATP used as an energy store in cells?

ATP is an unstable molecule therefore it releases the energy stored readily and quickly, this is essential for metabolic processes in the cell such as active transport and protein synhesis. As well as being ...
JS
Answered by Joscelin S. Biology tutor
24344 Views