Which of the following are rational numbers? There may be more than one.
A. 4.567 78327...
C. 0.6
B. 6.2
D. 0.099182754...

For what value of (y) is 3^3/3^y =1/9

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. 4x^2 + 20x + 25 = 0

Aculture started with 4,000 bacteria. after 5 hours, it grew to 5,200 bacteria. predict how many bacteria will be present after 19 hours. round your answer to the nearest whole number.