burgesskeara burgesskeara

13-04-2020
Mathematics

contestada

What is the 8th term if your first four are 3,7,11,15

Respuesta :

jenniferlow jenniferlow

13-04-2020

3,7,11,15,19,23,27,31

32 = 8th term.
The common difference is +4

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Аноним Аноним

13-04-2020

Answer:

it's answer is 31.

Step-by-step explanation:

t1 = 3 = 4* 1 - 1

t2 = 7 = 4* 2 - 1

t3 = 11 = 4 * 3 - 1

t4 = 15 = 4* 4 - 1

----------------------

Tn = 4n -1

so the 8th term is

t8 = 4 * 8 - 1 = 31

Answer Link

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