If you toss a coin in the air and the first 9 times it lands on heads what is the probability it will land on tails the tenth toss?
a) 1/1024
b) 1/2
c) 1/4
d) 1/9
e) 1/256

I'll give brainliest if you answer right : )

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=

After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?