Solve the system.2w - 6y + z = 10-w + x + 3y - z = -45w - x + 3z = -21 x + 2y - z = -5
A. ( 0, -4 , 1, 5)
B. (-4, 1, -3, 0)
C. (-8, 0, -4 , 1)
D. (4, 3, -3, -1)
Answer: B
Mathematics
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Find the indicated value.Find f if log f = -5.4, where f is the capacitance of a certain capacitor in farads (F).
A. f = -5.40 × 101 F B. f = 3.98 × 10-6 F C. f = 2.51 × 105 F D. f = 4.52 × 10-3 F
Mathematics
Perform the indicated operation without the use of a calculator and express each answer in decimal notation.
A. 60,000 B. 0.06 C. 0.00001667 D. 0.0006
Mathematics
Perform the indicated operation.14 lb 1 oz - 8 lb 14 oz
A. 5 lb 3 oz B. 6 lb 12 oz C. 22 lb 3 oz D. 6 lb 3 oz
Mathematics
Use the parallelogram rule to find the magnitude of the resultant force for the two forces shown in the figure. Round to one decimal place.
A. 21,459.5 lb B. 146.5 lb C. 132.7 lb D. 180.3 lb
Mathematics