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Under what conditions can a firm sell the same product at different prices?

If the firm is able to identify the prices that each customer is willing to pay for their product, and if the company is able to charge different customers different prices. This practice is called price dis...
SL
Answered by Salomon L. Economics tutor
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Let Sn be the sum of the first n terms of the arithmetic series 2+4+6+... . Find (i) S4 ; (ii) S100 .

(i) S 4 =2+4+6+8=20 (ii)S 100 = 2+4+...+200=2(1+2+...+100)=2(100+1)*(100/2)=10100
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Answered by Salomon L. Maths tutor
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Determine the integral: ∫5x^4dx

x^5+C
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Answered by Salomon L. Maths tutor
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Expand and simplify 5(x+4)-3(2+3x)

5(x+4)-3(2+3x) Expand first bracket 5x+20-3(2+3x) Expand second bracket 5x+20-6-9x simplify 14-4x
JF
Answered by Jacob F. Maths tutor
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Messenger RNA (mRNA) is used during translation to form polypeptides. Describe how mRNA is produced in the nucleus of the cell. (6 marks)

This process is called transcription . In the nucleus, an enzyme helicase is used to break the hydrogen bonds between the two strands of the double helix. Only one DNA strand is used the template, which we c...
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Answered by Kirstin P. Biology tutor
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