Answer:
The fifth term is 8.
Step-by-step explanation:
Give n=5 in the general term
T 5=3(5)-7 = 15–7 =8
Another method
Tn = 3n - 7
T 1 = 3(1)-7 = -4
T 2 = 3(2) -7= -1
d= t 2 - t 1 = -1 -(-4)=3
a = -4 d=3
Tn = a + (n-1)d =
T 5 = a + (5–1)d = a +4 d = -4 +4(3)= 8
