Question

Which term of GP 2,8,32,...........is 512

Answer 1

Answer:

86 th term is 512

Step-by-step explanation:

an=a+(n-1) d

512 = 2+(n-1) 6

512-2= (n-1) 6

510 /6= n-1

85 = n-1

85+1= n

n=86