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What are the five main cases in latin, and what are their uses?

Nominative case: this is used for the subject of the sentence, the person or object which is doing the action. Accusative case: this is used for the object of the sentence, the person or object which the act...
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Answered by Charlotte C. • Latin tutor
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Find the stationary point(s) of the curve: y = 3x^4 - 8x^3 - 3.

Firstly. Recognise which method you should use to approach this question. In this case, you can find the stationary point of a curve where its gradient is 0 i.e. at a point where the gradient changes from po...
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Answered by Laurene L. • Maths tutor
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A,B,C and D are points on a circle. ABCD is a square of side 7 cm. Work out the total area of the shaded regions. Give your answer correct to the nearest whole number.

To work out the shaded area, we first need to calculate the area of the square and the area of the circle. The shaded area is equal to the area of the circle minus the area of the square. The area of the squ...
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Answered by Avnish S. • Maths tutor
18234 Views

What is the difference between DNA and RNA?

DNA and RNA are both examples of nucleic acids, and so are formed from long chains of nucleotides. However, there are three broad structural differences between the two. 1) DNA is usually found double-strand...
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Answered by Luke K. • Biology tutor
6196 Views

OCR C2 2015 Question 8: (a) Use logarithms to solve the equation 2^(n-3) = 18,000 , giving your answer correct to 3 significant figures. (b) Solve the simultaneous equations log2(x) + log2(y) = 8 & log2(x^2/y) = 7.

(a) This question actually tells us what to do . It is very hard to miss " use logarithms to solve... ". So our first step is going to be to use logs (especially as we can also see that is very lit...
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Answered by Jonathan H. • Maths tutor
8116 Views