Which term of the A.P 3, 8, 13, 18, ...is 78?
Answers
Answered by
8
Answer will be 16
hope you can do ...
hope you can do ...
Answered by
32
tn=a+(n-1)d
here, a=3
d=5
78=3+(n-1)5
78=3+5n-5
78+2=5n
n=80/5
n=16 term
since, the sixteenth term will be 78
here, a=3
d=5
78=3+(n-1)5
78=3+5n-5
78+2=5n
n=80/5
n=16 term
since, the sixteenth term will be 78
priyanshupatel83:
bro, your division is incorrect
80 divide by 5 will be how much??!
now it's right
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