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:
Step-by-step explanation:
3
x
2
+
4
x
+
19
−
f
(
x
)
=
0
Answer:
it's 7500
Step-by-step explanation:
20% of 7500 is 1500. General tip, commission is usually 25%
Answer:
D for doooooggggooooooo
Step-by-step explanation:
magiiccc