Answer:
-3+15i
Step-by-step explanation:
Apply complex arithmetic rule: 

-3 * 3 -3 (-2) = -3

Answer:


Step-by-step explanation:
4x - 3y = 1
x + 3y = 0
Req To Solve With Elimination:
Make Them Equal:
-> 4x - 3y = 1
-> 4x + 4 . 3y = 0
Simplify:
-> 4x - 3y = 1
-> 4x + 12y = 0
-> 4x - 4x - 3y - 12y = 1
-> -3y - 12y = 1
-> -15y = 1
-> 
-> 
-> 
-> 
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Answer:
Its bad to cheat on a test my dude
Step-by-step explanation:
Answer:
∠ABD=150°
Step-by-step explanation:
6c+12+51-c=178
5c=178-12-51
5c=178-63=115
c=115÷5=23
∠ABD=6c+12=6×23+12=138+12=150°