Answer:
-10, -|-8|, -(-2), |-11|, 5²
Step-by-step explanation:
Answer:
2
Step-by-step explanation:
well first do 17-9= (17-7)-2=10-2=8
so 8=6+_
subtract 6 from both sides and you get
2=_
so the blank is 2
Answer: 
Step-by-step explanation:
Given

For

It indicates
lies in I st quadrant. The value of cosine
is equal to 
Therefore,
must be 
Answer:
A: choice 2, then choice 3
B: No
Step-by-step explanation: