Answer:
5. no
6. all
7. all
Step-by-step explanation:
Here we are supposed to find the distance between the two points
Suppose A=(-8,-9), B=(-4,-10)
Now As per the distance formula we know that the distance between two points is given by the formula

The answer for question (1) 16%
Answer:-5,5,5
Step-by-step explanation:
Answer:
the first formula
Step-by-step explanation:
the graph is y=cosx and cosx=sin(x+90)