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How many real solutions can a quadratic equation have? The surface area of a rectangular prism is increased by a factor of 16. By what factor is the volume of the figure increased? How many solutions are there to the quadratic equation 4x^2 + 8x + 3 = 0? What is the equation of a line passing through the points (1,2) and (-2,5)? What type of fog occurs when warm and moist air travels over a cold surface?