HELP TIMED QUESTION!!plss The quadratic function f(x)= x^2 has __

A. No zeros
B. Exactly one zero
C. Exactly two zeros
D. More than two zeros

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

Consider the set of all four-digit positive integers less than 2000 whose digits have a sum of 24. what is the median of this set of integers?

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?