The complex conjugate of a + bi is a - bi
So, the complex conjugate of -8 + 12i is -8 - 12i.
Answer:
Stratified sampling technique(A)
Step-by-step explanation:
From the question, the population of an high school from which selection was made equals 461 sophomores, 328 juniors and 558 seniors.
35 sophomores, 69 juniors and 24 seniors are randomly selected. The technique used in selecting is Stratified sampling technique. This is because stratified sampling involves dividing the entire population into stratas and then selects a final sample randomly from the different strata. This means that a smaller part of the entire population is used as a sample in drawing conclusions for the entire population.
Answer:
<h2>
5/8</h2>
Step-by-step explanation:
Divide each term of the fraction by <u>2</u>.
10 / 2 = 5
---------------------
16 / 2 = 8
It cannot be simplified lower than 5/8.
Therefore, 5/8 is your answer
Best of luck to you.
Answer:
An employee would have to work 20 years in order to receive an annual pay of $45,000