Question

What is the nth term of 3 7 11 15

Answer 1

Answer:

n = 4n - 1

Step-by-step explanation:

a = 3

r = 7-3 = 4

n = a + (n-1)d

n = 3 + (n-1) × 4

n = 3 + 4n - 4

n = 4n - 1