Use logarithmic differentiation to find the derivative of y with respect to the independent variable.y = xln x

A. 2x^{ln x - 1}ln x
B. ²
C.
D. x^{ln x - 1}ln x

Answer: A

Mathematics

Name the conic (horizontal ellipse, vertical hyperbola, and so on) corresponding to the given equation. + = 0

A. Horizontal hyperbola B. Vertical hyperbola C. Vertical parabola D. Horizontal parabola

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Mathematics

Simplify the expression, if possible.-

A. -6 B. 12 C. Not an integer D. 6

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Mathematics

Find the expected value.A car agency has found daily demand to be as shown in the table.Find the expected number of customers.

A. 9 B. 12 C. 10 D. 2

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Mathematics

Evaluate the determinant.

A. -20 B. 140 C. 20 D. -140

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Mathematics