Find the product.(-46)(39)

A. -1894
B. -1833
C. -1794
D. -17,940


Answer: C

Mathematics

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Find all the first order partial derivatives for the following function.f(x, y) = x3 - 4x2y - 3xy3

A.  = 3x2 = -4x2 - 9xy2
B.  = 3x2 - 8xy - 3y3 = -4x2 - 9xy2
C.  = x2 - 4xy - 3y3 = -4x2 - 3xy2
D.  = 3x2 + 2xy - 3y3 = -4x2 + 3xy2

Mathematics

Give the specific equation relating the variables after evaluating the constant of proportionality for the given set of values.p is proportional to q and the square root of r, and p = 30 when q = 2 and r = 9.

A. p = q
B. p = q
C. v = 
D. p = 5q

Mathematics

A physician writes a prescription for cephalexin 0.5g p.o. t.i.d. × 10d. Assuming that 250mg tablets are available, calculate the number of tablets needed for one dose.

A. 2 B. 4 C. 1/2 D. 1

Mathematics

Write the number in scientific notation.754.294

A. 7.54294 × 102 B. 7.54294 × 101 C. 7.54294 × 10-1 D. 7.54294 × 10-2

Mathematics