Seudónimo Seudónimo
  • 01-10-2018
  • Mathematics
contestada

the first term of an arithmetic sequence is 20 and the common difference is 15. Find the fifth term of the sequence

Respuesta :

ikarus ikarus
  • 06-10-2018

Solution

The 1st term = 20

Common difference (d) = 15

5th term = a + d(n-1)

= 20 + 15(5- 1)                       [Here n = 5)

= 20 + 15(4)

5th term = 20 + 60 = 80

The answer is 80.

Answer Link

Otras preguntas

Under what conditions are we allowed to add or subtract radicals together?
Amos Manufacturing has two major departments. Management wants to compare their relative performance. Information related to the two departments is as follows:D
Two functions, A and B, are described as follows: Function A y = 9x + 4 Function B The rate of change is 3 and the y-intercept is 4 How much more is the rate of
type in symbols to make 2,3,7, and 12 equal 55
Question Consider this expression. 4/2² - 6² Type the correct answer in the box. Use numerals instead of words. For help, see this worked example e. When a = -5
Compare and contrast the British in India and China. Describe how the British East India Trading Company was instrumental in taking power in India and attemp
How to do this question plz answer me step by ​
Factorise each expression.​
I’m a story about gladiators, which character is most clearly round? A. Camilla, the stranger from Gaul who is trying to make a new life in Rome B. Flavius, the
calculate the mass of sodium sulphate required to prepare its 20%of solution in 100 g ofwater​