Question

the last term of the squence 8,4,0..........is -24.find the number of terms in it.

Answer 1

Answer: 9 using the formula of an=a+n-1d

Step-by-step explanation:

an = -24

d=-4

a=8

then we would have -24=8+n-1-4

by substuting and using our brains , we get the answer 9

Answer 2

Answer:

Answer: 9 using the formula of an=a+n-1d

Step-by-step explanation:

an = -24

d=-4

a=8

then we would have -24=8+n-1-4

by substuting and using our brains , we get the answer 9