Letter c
Letter c
Letter c
Letter c
Letter c
If the teacher isn't putting the names back in the hat then it would be 1/21 if she is then 1/23
Answer:
-2497
Step-by-step explanation:
Sn=n/2[2a+(n-1)d]
=22/2[2*-40+(22-1)d]
=11(2*-40+(21*-7)
= -2497
Answer: -4y^(2)+12y-8
Step-by-step explanation: Combine like terms