Answer:
quiero
Step-by-step explanation:
Answer:
a^n=-9+(n-1).5
Step-by-step explanation:
Arithmetic sequence=a+(n-1)d
a=-9
n=?
d=+5
Arithmetic sequence=-9+(n-1)5
=-9+5n-5
Collect like terms
-9-5+5n
-14+5n
So the final answer is
an=-9+(n-1).5
Answer:
1. Im gonna say D. 126
2. 1/2 (can't see the answer choices clearly)
3. 60º
4. 9
5. D
Step-by-step explanation:
What are two factors of -10 that add up to 9?
They are 10 and -1. 10*-1=-10
(x+10)(x-1)
