If A = {1, 3, 5, 7, 9} and B = {2, 3, 5, 7}, what is A U B?

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.

For the equations below which statement is true ? -2x=14 6x=-42

What statement is true? 2x^2-9x+2=-1