Simplify the trigonometric expression.

sin4 (α) - cos4 (α) + cos2 (α)

Is 2/5 greater than 2/6

Jerry was playing a video game. it took him 10 lives to beat the 2nd world, 5 times as many as it took him to beat the 1st world. how many lives did he use to the 1st world?

Label each part of the equation. Write operation or variable N-100+r=54

How to find 1 standard deviation of a mean?

One zero of f (x) = x^3-2x^2-5x+6 is 2 what are the zeros of the function

If a graph of y=-3x + 8 were changed to a graph of y=-5x+8, how would the slope change?

A map scale shows that 1/3 inch on the map equals an actual distance of 3 miles. If a distance on map is 3/4 inch, what is the actual distance in miles

What is a "balance brought forward?" a. The amount of money you transfer from another checking account b. The amount of money you will owe in the future c. The amount of money you have from the previous statement period d.

Divide. (10m^8 + 4m^6 + 10m^5) : 2m^2

Which of the following statements is true? a. instantaneous acceleration is always changing. b. an object at rest has an instantaneous acceleration of zero. c. and object that is accelerating is always changing direction. d.