Which function is undefined when x = pi/2 radians

cos x

cot x

csc x

tan x

A $300 suit is on sale for a 30% discount. What is the sale price of the suit?

If y=mx+b, what does b represent

What is the best mechanical advantage that you can obtain for any door that you simply push open?

If a circle has a radius of 12 and a sector defined by a 78 degree arc, what is the area, in cm2, of the sector? Round your answer to the nearest tenth.

Which products are negative? Choose all answers that are correct. A. -3 • 6.1 • 5 B. 5.1 • (-4.3) • (-3) C. -2 • (-1) • 5 • (-4) • (-7) • (-3) D.

Eighteen and seventy-five hundredths in standard notation

Which road makes with the horizontal

Jerry is filling a water tank which initially consists of 75 gallons of water. As the water is being pumped in, the water in the tank increases by 2.5 gallons every minute.

Tickets to the senior class play cost $7. Production expenses for costumes and sets are $350. The profit (p) will depend on the number of tickets sold (n).

If you can buy 1/2 of a gallon of milk for $3 how many gallons can you buy for $5 write your answer as a fraction of a gallon