Write the trigonometric expression in terms of sine and cosine, and then simplify.

tan θ / (sec θ - cos θ)

A ballroom has a square dance floor. The area of the floor is 400 square feet. If the length of each side of the square increase by one foot, would its answer be a rational number?

What is the solution set of the following equation? 3^2-6x=0

What is the interquartile range for the data set? 4, 7, 7, 3, 5, 2, 6, 7, 9, A) 3.5 B) 5.6 C) 7 D) 9

What is 67.943 written in expanded form?

I just took away the area of a tool shed from the total amount of ground available, should the answer be in meters or meters squared?

The sum of two consecutive numbers is - 49 what are they

Yummy Cookies just opened a brand new cookie bakery, ans sales are increasing every month! In January, the baker made 14 carrot cake cookies. In February, the baker doubled the January order, took 5 cookies home to his family, and sold the rest.

What is the value of the expression 2 1/2 x + 3 2/3 y (if x = 4 and y = 2)

The claim is that the proportion of peas with yellow pods is equal to 0.25 (or 25%). the sample statistics from one experiment include 480 480 peas with 127 127 of them having yellow pods. find the value of the test statistic.

90% of students at a university use a backpack, while the rest do not. Of all the students, 50% carry their laptops with them and 5% carry neither a backpack nor laptop. What percentage of students carry their laptops and use a backpack?