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What will the graph look like for a system of equations that has no solution? a. the lines will be perpendicular. b. the lines will cross at one point. c. both equations will form the same line. d. the lines will be parallel.

The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.

What is the distance from zero if a quadratic function has a line of symmetry at x=-3 and a zero at 4