Derive the equation of the parabola with a focus at (0,1) and a directrix of y=-1

Which of the fallowing best completes the sequence 5,10,15, a) 30 b) 22 c)25 d)35

The length of the largest fish is 967.74 times greater than the length of the smallest fish. select a variable expression that shows the length of the largest fish, if 8 is the length of the smallest fish. a. s + 967.74 b. \[ \frac{967.74}{s} \] c. 967.74 - s d. 967. 74s

Acertain population of bacteria demonstrates exponential growth doubles in size every 4 days. how long will it take the population to triple in size?