Convert using dimensional analysis.3 days to seconds

A. 10,800 sec.
B. 648,000 sec.
C. 4320 sec.
D. 259,200 sec.


Answer: D

Mathematics

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Find area of circle. (Use 3.14 for ?)Find the area. Use 3.14 for ?.

A. 5538.96 yd2 B. 1384.74 yd2 C. 131.88 yd2 D. 263.76 yd2

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Find the partial derivative of the dependent variable or function with respect to each of the independent variables.f(x, y) = (4x4y5 + 3)2

A.  = 16x3y5 = 20x4y4
B.   = 40x4y4(4x4y5 + 3);  = 32x3y5(4x4y5 + 3)
C.  = 2(4x4y5 + 3);  = 2(4x4y5 + 3)
D.  = 32x3y5(4x4y5 + 3);  = 40x4y4(4x4y5 + 3)

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Find the volume.

A. 8 cm3  B. 36 cm3 C. 162 cm3  D. 36 cm3 

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Write the number in decimal notation without the use of exponents.9 × 10-4

A. 90,000 B. 0.009 C. 9000 D. 0.0009

Mathematics