Consider the function f(x)=2x^2+4x−6
Over what interval is f(x) negative?

A. (0, 3)

B. (-3, 1)

C. (0, -8)

D. (-1, -8)

News cameras take an overhead picture of a crowd at an outdoor event journalist then count the total number of people in the picture and use the sample of estimate the total number of people in the crowd this process is an example of

Name these type of angles shown check all that applies

Cot(90° − x) = 1 the value of x that satisfies this equation is °. a. 60 b. 135 c. 225 d. 315