A grad student is experimenting on a new strain of bacteria. What would be the population of bacteria after 3 hours if he started with 45 bacteria that doubled every 10 minutes? A
360

B
1620

C
2700

D
11,796,480

Can someone me and do the problem plz so i can understand it more better

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28

Someone answer asap for ! a ball is rolled down a ramp. the height, f(x), in meters, of the ball x seconds after it is released is modeled by the function f(x) = x²- 10x + 25 for all values of x from 0 to 5. which statement about the ball is true? a. the maximum height of the ball is 5 meters b. the height of the ball increases from 0 to 5 meters above the ground. c. the ball has traveled 5 meters when it reaches the bottom of the ramp. d. the ball has been traveling for 5 seconds when it reaches the bottom of the ramp