Question

HELP PRECALC IMPORTANT

Answer 1

Find the real numbers x and y that make the equation true.
-4 + yi = x + 3i

Answer 2

you have a complex number on each side

Answer 3

for two complex numbers to be equal, their real parts must be equal and the imaginary parts must also be equal

Answer 4

\[\color{red}{-4} + \color{purple}{y}i = \color{red}{x} + \color{purple}{3}i\]

Answer 5

just compare apples and oranges on both sides

Answer 6

still confused lol

Answer 7

comparing real parts you get \[\color{red}{-4} = \color{Red}{x}\]

Answer 8

comparing imaginary parts you get
\[\color{purple}{y} = \color{purple}{3}\]

Answer 9

we're done!

Answer 10

oh wow i was making it more difficult than it needed to be.. thank you!!

Answer 11

not really, complex numbers are fun but they are very tricky when you first start dealing with them