Answer:
The answer is 0
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
Using the exact values
cos150° = - cos30° = - 
sin150° = sin30° = 
Given
z = 4(cos150° + isin150° ) , substitute values
= 4(-
+
i )
= - 2
+ 2i , that is
(- 2
, 2 ) → B
Answer:
$45
Step-by-step explanation:
4 lbs = $18
2 lbs = $9
10 lbs = $45
Answer:
108
Step-by-step explanation:
150x0.72=108
Answer:
2.25
Step-by-step explanation:
You could just use a calculator.