Answer:
cosa = 3/5
Step-by-step explanation:
Use Trignometrical identity cosa = √
1
−
sin
^2a
cos a = √
1
−
16
/25 = √
9
/25 = 3
/5
Answer:
9
Step-by-step explanation:
For this particular data set, the median most accurately represents the values present in the data set because most of the values are clustered close to it.
Answer:
x=-1/4
Step-by-step explanation:
this might be wrong
Answer:
a or c
Step-by-step explanation: