Which of the following is not an identity?

A. 2sin^2-X - Sinx=1

O B. sin^2x + tan²x + cos^2x = sec^2x

O C. 2cos^2x-1 = 1 - 2 sin²x

O D. secx cscx (tanx + cotx) = sec^2x + csc^2x

John paid $100 for renting a canoe for 5 hours. Which graph shows the relationship between the cost of renting a canoe for different hours?

the approximate Half-Life of titanium-44 is 63 years. how long will it take a sample to loose 75% of its titanium-44? explain Why.

X² = 144 Work: Solution: Rational or Irrational

Mikes favorite peaches are $2.50 per pound at the local farmers market. She bought 13.5 pounds. how much did she spend?

last tuesday, Regal Cinemas sold a total of 8000 movie tickets. proceeds totaled $57,000. tickets can be bought in one of 3 ways: a matinee admission costs $5, student admission is $6 all day, and regular admissions are $8.

The ordered pairs (0,0) (1,4) (2,16) (3,36) (4,64) represent a function. What is a rule that represents this function?

What number is 6 more than 31?

Carol has 800 ft of fencing to fence in a rectangular horse corral which is bordered by a barn on one side. find the dimensions that maximizes the area of the corral.

A chord can contain at most how many diameters

What is reference angle for 150 degrees