Use the unit circle to find tan 60°. a. square root 3/3
c. 2 square root 3/3
b. square root 3/2
d. square root 3

Please select the best answer from the choices provided

A
B
C
D

1- what do you think the product of a nonzero rational number and an irrational number is? is it rational or irrational? make use of variables, the closure property of integers, and possibly a proof by contradiction to prove your hypothesis.2- why do we have to specify that the rational number must be nonzero when we determine what the product of a nonzero rational number and an irrational number is? if the rational number were 0, would it give us the same result we found in the first question?

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?