Question

Which term of ap -7, -12, -17, -22..….. will be-82?-100 any term of this ap

Answer 1

Answer:

n=16 and on subtracting 100 we get -96

Step-by-step explanation:

a=-7

d=-5

an=-82

-82=-7+(n-1)*-5

-80=-5n

n=16