Which of the following expressions is equal to - 1?

sec90°

sin180°

csc270°

It takes 32 minutes for 8 people to paint 8 walls. How many minutes does it take 12 people to paint 12 walls?

What Ian the center of a circle represented by the equation (x+9) squared + (y-6) squared = 10squared

Simple interest = P * r * t Dave has a three-year college loan for $10,000. The lender charges a simple interest rate of 6 percent. How much interest will he have to pay? $600 $1,800 $900 NextReset

Evaluate when x = - 3 and y = - 1: x - xy a.) - 4 b.) - 3 c.) 0 d.) - 6

What is the effect on the graph of the equation y equals negative 4x squared when the equation is changed to y equals 4x squared

In the function F (t) = 200 (0.95) ^t, what is the rare of change (in the from of precent and showing growth or decay)

The lines described by y = (a + 12) x + 3 and y = 4ax are parallel. what is the value of a

On the drive to school you pass two traffic lights. List all the combinations of lights you could get. Use R for red, G for green, Y for yellow.

356.25 is what percent of 57

Do slopes stay the same in a dialation?