Select the correct answer from each drop-down menu. Let n represent any integer.
tan x has a vertical asymptote at x =
.

cot x has a vertical asymptote at x =
.

sec x has a vertical asymptote at x =
.

csc x has a vertical asymptote at x =
.

What percent of the circle below is shaded?

What is the solution to the equation? k/6.4=8.7 2.3 5.568 15.1 55.68

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (–4, 0) and (6, 0). the y-intercept of the first parabola is (0, –12). the y-intercept of the second parabola is (0, –24). what is the positive difference between the a values for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth