How many significant figures are there for 0.0003

Describe the 2 algebraic methods you can use to find the zeros of the function f(t)=-16t^2+400.

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

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.