State the modulus and argument of each complex number, and then graph it using the modulus and argument.
a. 4(cos(120°) + i sin(120°))
b. 5 + i sin
c. 3(cos(190°) + i sin(190°))

Determine which of the four levels of measurement (nominal, ordinal, interval, ratio) is most appropriate. monthly temperatures: 63 degrees upper f comma 67 degrees upper f comma 71 degrees upper f comma 75 degrees upper f comma and 79 degrees upper fmonthly temperatures: 63° f, 67° f, 71° f, 75° f, and 79° f