Why are the crayfish eyeless? A. They have long legs, so they don’t need eyes. B. They are white, so they don’t need eyes. C. There is natural light in the dark zone, so they don’t need eyes. D. There is no natural light in the dark zone, so they don’t need eyes.

Simplify a7/a4 a) 1/a3 b)-a/a2 c)a4/a3 d)a3

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4