Question

in an arithmetic progression 1) if a=-7, d=5 find a12

Answer 1

A12=a+11d
=(-7)+11(5)
= -7+55
=48

hope it is correct.... do mark as brainliest if correct

Answer 2

a=-7
d=5
T12=?

T12=a+(n-1)d
T12=-7+(12-1)5
T12=-7+11*5
T12=-7+55
T12=48

Therefore the 12th term of an AP is 48