A polynomial function is represented by the data in the table. x is 12, 15, 18, 21, 24
f(x) is 5 2/5, 6 3/5, 7 4/5, 9, 10 1/5
Choose the function represented by the table.
a. f(x)=2/5x + 3/5
b. f(x)=x - 6 3/5
c. f(x)= 1/5x^2 -2x + 3/5
d. f(x)=x^2 -10x - 18 3/5

Convert the cartesian equation (x 2 + y 2)2 = 4(x 2 - y 2) to a polar equation. choices: r4 = -4r2 r2 = 4cos2θ r2 = 4sin2θ

The weights of players in a basketball league are distributed normally. the distance (d) of each player's weight (w) from the mean of 86 kilograms was computed as follows: d = |w - 86| if d is greater than 7 for approximately 5% of the players, what is the approximate standard deviation of the players' weights? a. 1.75 kilograms b. 3.5 kilograms c. 4.3 kilograms d. 7 kilograms

If f(x) = 4x – 3 and g(x) = 8x + 2, find each function value a. f[g(3)] b. g[f(5)] c. g{f[g(-4)]}