8. What is the 9th term of the sequence defined by an = 2n - 4 ?
b. 18
c. 12
d. 14
9. Which of the following is the general term of the sequence 9,12,15
b. an = 3n - 6
c a
a. an = 3n + 6
C. an
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8. What is the 9th term of the sequence defined by an = 2n - 4 ?
b. 18
c. 12
d. 14
9. Which of the following is the general term of the sequence 9,12,15
b. an = 3n - 6
c a
a. an = 3n + 6
C. an
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Answer:
8. 14 is the 9th term
9. an=3n + 6 is the general term of the sequence
Answer:
8. D
9. A
Step-by-step explanation:
8. an= 2(9) - 4
= 18 - 4
= 14
9. an= 3(1) +6
= 3 + 6
= 9
an= 3(2)+6
=6+6
=12
an= 3(3)+6
=9+6
= 15