RRB Government Jobs Exams

How many times does the graph of y =2x^2-2x+3 intersect the x-axis?

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RRB Other Question

Which quadratic function, when graphed, has x-intercepts of 4 and 3? The height of a triangle is 4 inches greater than twice its base. The area of the triangle is 168 square inches. What is the base of the triangle?