Answer:
a.
Step-by-step explanation:
x=4
3(2)=6
6(4)=24
24 is your answer!
which one do u want help on?
i can help u on all if ud like
ANSWER

EXPLANATION
The complex number shown has coordinates (2,-2)
or

The modulus is


The argument is


The polar form is

The first option is correct.
Answer:
yes, ±2
Step-by-step explanation:
The x-intercepts are found by setting y=0 and solving for x:
x^2/4 = 1
x^2 = 4
x = ±√4
x = ±2
The x-values of interest are -2 and +2.