If θ is a first-quadrant angle in standard position with P(u, v) = (3, 4), evaluate sin 2 θ . A.6/25
B.12/25
C.24/25

Which is the focus of a parabola with equation y2=4x

F. a fair coin is thrown in the air four times. if the coin lands with the head up on the first three tosses, what is the probability that the coin will land with the head up on the fourth toss? a. 0 b. 1/16 c. 1/8 d. 1/2

Use pascal's triangle to find the missing values. x4 - 4xb + 6x2 - ax + 1