A water ballon shaped like a sphere is filled with water. The water ballon has a diameter of 3 inches. Which measurement is closest to the volume of water in the water ballon in cubic inches? A. 14.13 cu. in.
B. 3.53 cu. in.
C. 113.04 cu. in.
D. 3.33 cu. in.

Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions.a.  x2  − 4x  − 7 = 0b. 4r2  + 11r  − 3 = 0c. 3m2  + 7 = 0d.  t2  + 2t  + 1 = 0

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?

If p(a) = 0.70 and p(b) = 0.20, then a and b are independent events if