6)Find the sum of the first 13 terms in the sequence 2, 6, 10, ...
A) 31
B) 240
C) 288
D) 338
I NEED SOLUTION
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6)Find the sum of the first 13 terms in the sequence 2, 6, 10, ...
A) 31
B) 240
C) 288
D) 338
I NEED SOLUTION
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Answer:
To find the answer in the multiple choice,first you need to find the common difference which is 4,since,
6-2=4
10-6=4
So,just add by 4 until you reached the 13th term just like this,
10+4=14. 2
14+4=18. 6
18+4=22. 10
22+4=26. 14
26+4=30. 18
30+4=34. 22
34+4=38. + 26
38+4=42. 30
42+4=46. 34
46+4=50 38
42
46
50= 338 ✓
then add,
Answer:
D. 338
Step-by-step explanation:
2,6,10,14,18,22,26,30,34,38,42,46,50
every term mag add ka ng 4