Answer: D
Step-by-step explanation: i got it right
In step two he flipped the fraction back to how it was originally but he was supposed to leave it improper in order to multiply
A+bi is the form of a complex number. a is on the x axis, bi is on the y axis:
3-4i ( x positive, y negative) Q4
-1-3i (both x, y negative) Q3
4+i ( both x, y positive) Q1
-2+2i (x neg, y pos) Q3
487 rounded to the nearest ten is 490......because 487 is closer to 490 then it is to 480.
Answer:
14
Step-by-step explanation:
19 - 5 = 14