Two angles are vertical angles. One measures 39.2 degrees. What is the measure of the other angle?

If x=-3 is the only x-intercept of the graph of a quadratic equation, which statement best discribes the discriminant of the equation?

Okay so i didn't get this problem petro bought 8 tickets to a basketball game he paid a total of $200 write an equation to determine whether each ticket cost $26 or $28 so i didn't get this question so yeahyou have a good day.

Write the expression 7x^3-28xy^2 as the product of 3 factors