Select the correct answer.
write (9 + 6i) − (1 + 3i) as a complex number in standard form.

a.
10 + 9i

b.
8 − 3i

c.
8 + 3i

d.
7 − 12i

Can you decompose the numbers 20,740,6,000

The data represents the semester exam scores of 8 students in a math course. {51,91,46,30,36,50,73,80} what is the five-number summary?

Problem fathi wants to print out a pdf document that is 48 pages long. to save paper, he decides to print on both sides of each sheet and to print two pages on each side of the sheet. how many sheets of paper will he need?