Which statements about the graph of the function f(x) = -x2 - 4x + 2 are true? Selecty three options. The domain is {x|x = -2}
The range is {yly s 6}
The function is increasing over the interval (-00, -2).
The function is decreasing over the interval (-4,-).
The function has a positive y-intercept.
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An object thrown vertically upward from the surface of a celestial body at a velocity of 36 m/s reaches a height of sequalsminus0.9tsquaredplus36t meters in t seconds. a. determine the velocity v of the object after t seconds. b. when does the object reach its highest point? c. what is the height of the object at the highest point? d. when does the object strike the ground? e. with what velocity does the object strike the ground? f. on what intervals is the speed increasing?

Which boundary is associated with the building of the himalaya mountains? convergent transform divergent hot spot

World class speed skaters can skate a 3,000-m course in about 4 minutes.what is their average speed for this course? a. 12.5 m/sb. 1.33 m/sc. 1.25 m/sd. 13.3 m/s