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How do I find out the coordinates of the fourth point of a parallelogram knowing the first three?

Say the parallelogram is called ABCD, you know the coordinates of A, B and C and want to find out DFirst of all, you'll want to calculate a vector from one of the sides of the parallelogram, say A...

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Answered by Melzie G. Maths tutor
3622 Views

y = 4x^2 + 20x + 11 is a curve. Find the minimum point of the curve.

Differentiate equation = 8x+ 20Set differential to 0 and calculate xx = 2.5

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Answered by Michael D. Maths tutor
2295 Views

What is the difference between the imperfect and perfect tense in French?

The perfect tense in French is used to describe completed events in the past, i.e. actions that are completely finished. For example, if you wanted to say, 'she played football yesterday', you would use t...

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Answered by Hannah B. French tutor
1353 Views

Nitrogen has an atomic number of 7 and mass number of 14, an isotope of nitrogen has a mass number of 17. Explain what an isotope is and state how many electrons, protons and neutrons this isotope has?

An isotope is an derivative of an element that differs from its original type in the number of neutrons it has. N(17) has 7 electrons, 7 protons and 10 neutrons.

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Answered by Michael D. Chemistry tutor
10417 Views

Translate the following sentences into French.

'I live in a city' would translate to 'J'habite dans une ville.''My favourite subjects are Spanish and Maths' would translate to "Mes matières preferées sont l'espagnol et les m...

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Answered by Maelle A. French tutor
1670 Views

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