Arrange the digits 5,1,2,1,5,1,2,1,5, comma, 1, 2, , 1, and 5 to create the greatest possible five-digit number.

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0

Look at the hyperbola graphed below. the hyperbola gets very close to the red lines on the graph, but it never touches them. which term describes each of the red lines? o o o o a. asymptote b. directrix c. focus d. axis

Ineed with math stuff it involves graphs