Question

Find usubscript10 in the sequence -23, -18, -13, -8, -3, ...

Answer 1

Explanation:

utilise the formula a+(n-1)d

a is the first number while d is common difference

Answer 2

22

Explanation:

Using the formular, Un = a + (n - 1)d

Where n = 10; a = -23; d = 5

U10 = -23 + (9)* 5

U10 = -23 + 45 = 22