A parabola intersects the x axis at x=2 and x=8. What is the x corrdinate

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.

A. what does the point (4, 122) represent? b. what is the unit rate? c. what is the cost of buying 10 tickets?

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)