Circle N is shown. LIne segments L N and M N are radii. The length of L N is 4. Angle L N M is 72 degrees. Sector L N M is shaded. What is the ratio of the sector area to the area of the entire circle? One-fifth One-half 2 4

According to statistics a person will devote 32 years to sleeping and watching tv. the number of years sleeping will exceed the number of years watching tv by 18. over a lifetime, how many years will the person spend on each of these activities

How many zeros does the function f(x)=4x3-x2+1 have

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12