find 2+7+12+17+.......to 16 terms.
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Answered by
2
Answer:
Step-by-step explanation:
Here a=2,d=5
L=2+(19-1)5
=2+18×5
=2+90
=92
Sum=n/2(a+l)
=19/2(2+92)
= 19×94/2
= 893
The sum of the given ap is 893
Answered by
0
Answer:
2+7+12+17+22+27+32+37+42+47+52+57+62+67
Step-by-step explanation:
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