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In the arthmetic sequence, the first term is 3 and the fourth term is 12. Find the common difference (d) and the sum of the first 10 terms.

a. Finding dun = u1 + (n-1)du4 = u1 + (4-1)d12 = 3 + 3dd = 3
b. Sum of first 10 termssn = n/2(2u1 + (n-1)d)s10 = 5(6 + 9d)...

RA
Answered by Ruchi A. Maths tutor
1378 Views

Explain the first stages of aerobic respiration that occur before the Krebs cycle.

Aerobic respiration is a controlled release of energy from organic compounds to produce ATP with the use of oxygen. It occurs in several stages:
Glycolysis starts with phospho...

AK
Answered by Agata K. Biology tutor
2293 Views

Explain two causes of price inflation

One cause of inflation is due to the wage rate increasing at a faster rate than output. The cost of production for firms increases and to maintain profits they are likely to raise prices. When the prices ...

SN
1727 Views

What is the effect of the imposition of a tax on high-sugar drinks in the UK?

British market for high - sugar soft drinks represents a market failure. The drinks are a demerit good and are over - consumed (Figure 1 to draw: the graph showing supply and demand curves denoted as S an...

SK
Answered by Sara K. Economics tutor
3465 Views

What evidences are used to prove that Benzene's kekule model is incorrect and that Benzene has a delocalised Pi structure.

The enthalpy Change of Hydration for cyclohexene is 120 kJmol-1 therefore if the Kekule model is correct then the Enthalpy change of Hydration would be 360 kJmol-1 however as it is c...

MA
Answered by Muin A. Chemistry tutor
6251 Views

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