How is anybody supposed to find the answer to this pre calc express the complex number in trigonometric form. -2 how am i supposed to do anything with that number? these are my choices, but i am completely lost! : 2(cos 90° + i sin 90°) 2(cos 0° + i sin 0°) 2(cos 180° + i sin 180°) 2(cos 270° + i sin 270°)

The system of equations graphed below has how many solutions?

Fredrick designed an experiment in which he spun a spinner 20 times and recorded the results of each spin

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.