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A Level

A curve has equation y = 3x^3 - 7x + 10. Point A(-1, 14) lies on this curve. Find the equation of the tangent to the curve at the point A.

Firstly, we define a tangent as a straight line touching a curve at 1 point only.We can describe a straight line using this linear relation:y - y1 = m.(x - x1)We know a point on this...

JP
Answered by Joshua P. Maths tutor
4761 Views

To what extent was the Civil Rights Movement a success?

In order to answer this question, first of all it is vital to break down what it is actually asking. This essay's main discussion should centre quite clearly around the Civil Rights Movement, however this...

OL
Answered by Orla L. History tutor
3400 Views

Messenger RNA (mRNA) is used during translation to form polypeptides. Describe how mRNA is produced in the nucleus of a cell.

RNA polymerase scans the antisense DNA strand in the 3’ to 5’ direction, until it locates a promotor region. RNA polymerase then unwinds the DNA by breaking the hydrogen bonds between the complementary ba...

AH
Answered by Alexandra H. Biology tutor
2834 Views

What is an enzyme? Can you provide an example of an enzyme found in plants and describe its function? (4 marks)

An enzyme is a protein that is a biological catalyst (meaning it speeds up the rate of a reaction). The most abundant enzyme on earth, Ribulose-1,5-bisphosphate carboxylase/oxygenase (Rubisco), is an enzy...

Answered by Biology tutor
2971 Views

How can I effectively structure a comparative essay for an English Literature A Level examination?

For English Literature examinations, being able to effectively structure a comparative essay is an important, but sometimes challenging, skill. Thankfully, there are some really simple yet effective techn...

SR
7156 Views

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