Find the partial derivative of the dependent variable or function with respect to each of the independent variables.f(x, y) = 10x - 8y2 - 2

A.  = 8;  = -16y - 2
B.  = -16y;  = 10
C.  = 10;  = -16y
D.  = 10x;  = -16y


Answer: C

Mathematics

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Let p: Jim plays football.  q: Michael plays basketball. Write the statement below in symbolic form.Jim does not play football or Michael does not play basketball.

A. p ? q B. ~p ? ~q C. ~p ? ~q D. ~(p ? q)

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Solve the problem.Which of the following investments would not be considered a primary asset class?

A. precious metals B. stock swaps C. cash D. real estate

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Find the expected value.A new light bulb has been found to have a 0.02 probability of being defective. A shop owner receives 500 bulbs of this kind. How many of these bulbs are expected to be defective?

A. 20 B. 100 C. 10 D. 500

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Use the Rational Zeros Theorem to find all the real zeros of the polynomial function. Use the zeros to factor f over the real numbers. f(x) = 3x3 - 4x2 + 15x - 20

A. -5, -1, ; f(x) = (3x - 4)(x + 1)(x + 5)
B. 20; f(x) = (x - 20)(3x2 + 1)
C. ; f(x) = (3x - 4)(x2 + 5)
D. 5, , 1; f(x) = (3x - 4)(x - 1)(x - 5)

Mathematics