Math question: The line y = 2x + 3 intersects the y-axis at point A. If the x-coordinate of point B on this line is 5, what is the y-coordinate of point B?
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What is the square root of 144, 169, and 196?
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Math question: What is the derivative of f(x) = 3x^4 - 2x^3 + 5x^2 - 7x + 9 with respect to x?