Answer:
The answer is the first one. Inside the absolute value symbols it is negative but absolute value answers are always positive. Instead of -30 the answer is 30.

Therefore, a is 7 aka real part and b is 19 which is imaginary part.
Answer:
Third one
<1 = <4 and <2 = <3
Step-by-step explanation:
When two parallel lines form a Z shape, we call the angles at the vertices of Z to be alternate interior angles, which are equal
Answer:
we need a picture...
Step-by-step explanation: