Question
Find the number of terms in each sequence.
1. 2,-6, 18,-54,,,,,-4374
Find the common ratio r and the value of a1 using the information given. (assume r >0)
2.a3=324, a7=64
Find the indicated sum.
3. a1=2, r=-3; find s8
4. E like symbol with a 10 on top. On the bottom k=1 to the right 2^k
1. 2,-6, 18,-54,,,,,-4374
Find the common ratio r and the value of a1 using the information given. (assume r >0)
2.a3=324, a7=64
Find the indicated sum.
3. a1=2, r=-3; find s8
4. E like symbol with a 10 on top. On the bottom k=1 to the right 2^k