Question

11) Write the explicit formula

for the sequence below and
use it to find the 47th term:
-3, 5, 13, 21,...

Answer 1

365

Explanation:

tn = t1 + (n - 1)(d)

t(47) = -3 + (47 - 1)(8)

t(47) = -3 + (46)(8)

t(47) = -3 + 368

t(47) = 365