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Solve the following simultaneous equations: x^2 + y^2 = 29 and y - x =3

This question is slightly trickier than normal simultaneous equations, because we have values to the power of 2. What we can do is make either y or x the subject of the 2nd equation (y-x = 3). For this examp...
TD
Answered by Trushna D. • Maths tutor
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What are metrics in poetry?

Metrics refers to the rhythm of a poem. By rhythm, we mean how the words are said in natural speech. In spoken language, words are made up of syllables that are either stressed or unstressed, by which we mea...
KB
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You receive the following figures: Sales 85000, Cost of Sales 15000, Rent 5000, Advertising Expenses 7000. Calculate the Net Profit.

Net Profit is the money left over from sales after expenses have been accounted for.First, we need to calculate the Gross Profit . This is Sales - Cost of Sales, so (85000 -15000). Our Gross Profit is £70 00...
GM
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Identify and explain one advantage and one disadvantage of using text (SMS) messages as a method of internal communication.

Internal communication is communication used within the organisation to employees and ranges from emails to face to face discussions . An advantage of using SMS is the convenience of getting a message sent a...
GM
8051 Views

Explain the term 'representative democracy'

Representative democracy is a method through which the public give a mandate to a political body to allow them to make decisions on behalf of the general public. This can be juxtaposed to direct democracy, w...
MB
Answered by Miles B. • Politics tutor
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