The sum of n terms of an AP is 3n² + 5n, find the 10th term.
pls make it fast
Answers
Answered by
1
Step-by-step explanation:
sum of 10 terms = 3 × 10² + 5× 10
= 300 + 50
= 350
sum of 9 terms = 3 × 9² + 5 × 9
= 243 + 45
= 288
10th term = sum of 10 terms - sum of 9 terms
= 350 - 288
= 62
plz mark me brainliest
Answered by
0
Answer:
yes the answer is 62 .
just use formula
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