Solution of the differential equation
What would be the solution of the differential equation 2x^2y"+3xy'+(2x-1)y=0 by using power series?
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An airplane can travel 500 mph in still air. If it travels 4280 miles with wind in the same length of time it travels 3720 miles against the wind, what is the speed of the wind?
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Describe that the inverse of a symmetric 2 × 2 matrix is symmetric.
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Determine the equation of the parabola, given focus(2,3) and directrix is (y= -1). i know we will use (x-h)^2=4p(y-k). how do we get the vertex and p?
Determine the vector equation for the line that passes through A and B. Determine the normal equation for the plane that passes through A and is perpendicular to the above line.
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