Question

Give the first 4 terms of the arithmetic sequence for which a(1) = -8 and d = 3.

a) -8, -5, -2, 1

b) -8, 24, -72, 216

c) -8, -11, -14, -17

d) 3, -5, -13, -21

Answer 1

a. -8, -5, -2, 1

Explanation:

From the formulae,

tn= a + (n-1) d