The first term of an arithmetic sequence is -5, and the tenth term is 13. Find the common difference.

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Working
The nth term of an arithmetic series is calculated using the formula
nth term= a+ (n-1) d
a= -5, n =10 and nth term in this case is 13
Thus
13= -5 +(10-1)d
13= -5+9d
9d= 18
d = 2

Answer Link

eric05henn eric05henn · Answer 2 · 2020-10-16T03:04:00+02:00

eric05henn eric05henn

16-10-2020

Answer:

2

Step-by-step explanation:

Working

The nth term of an arithmetic series is calculated using the formula

nth term= a+ (n-1) d

a= -5, n =10 and nth term in this case is 13

Thus

13= -5 +(10-1)d

13= -5+9d

9d= 18

d = 2

Answer Link

The first term of an arithmetic sequence is -5, and the tenth term is 13. Find the common difference. 8/9 1.8 2

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The first term of an arithmetic sequence is -5, and the tenth term is 13. Find the common difference.

8/9
1.8
2