answer this correctly. Given: an = 7(-4)^n-1 MATCH ALL THE TERMS to its answer. Answers may be used more than once.
1. Common ratio
2. a3
3. Initial value
4. a1
Answer choices
A. 112
B. -28
C. 7
D. -4
1. Common ratio: D. -4
2. a3: A. 112
3. Initial value: C. 7
4. a1: B. -28