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Using Runge
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The solution of differential equation (x2y
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If u = x log xy, where x3+ y3 + 3xy = 1, then du/dx is
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If the imaginary part v = ex (x sin y + y cos y) is part of analytic function f(z) = u + iv, then f(z) is
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Consider the following regression equations obtained from a correlation table:
y = 0.516x + 33.73
x = 0.512y + 32.52
the value of the correlation coefficient will be