Given the piecewise function shown below, select all of the statements that are true.
-*+1,4 <0
f(x)= -2,x=0
x2-1, x > 0
A. f(-1)= 2
B. f(1) = 0
O c. f(4)=7
d. f(-2) = 0

Assume that a population of 50 individuals has the following numbers of genotypes for a gene with two alleles, b and b: bb = 30, bb = 10, and bb = 10. calculate the frequencies of the two alleles in the population’s gene pool.

Name the most appropriate metric unit for each measurement like the mass of cow

Mason and christian go to the movie theater and purchase refreshments for their friends. mason spends a total of $45.75 on 3 bags of popcorn and 6 drinks. christian spends a total of $71.50 on 6 bags of popcorn and 4 drinks. write a system of equations that can be used to find the price of one bag of popcorn and the price of one drink. using these equations, determine and state the price of a drink, to the nearest cent.