Solve the problem.Find the center and radius of the sphere with the equation 2x2 + 2y2 + 2z2 - x + y - z - 9 = 0.
A. center = 
; radius = 
B. center = 
; radius = 
C. center = 
, radius = 
D. center = 
,; radius = 
Answer: D
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Use least common multiple or greatest common divisor to solve the problem.Two runners run around a circular track. The first runner completes a lap in 8 minutes. The second runner completes the track in 19 minutes. If they both start at the same place and the same time and go in the same direction, after how many minutes will they meet again at the starting place?
A. 153 B. 27 C. 152 D. 304
A series resonant circuit has Vin = 6.2 V, R = 500 ê, fr = 1.4 kHz and
Q = 15. Find BW, f1, and f2.
Solve the problem. Round to the nearest cent.Cal borrowed $8486 on December 15. The loan, at an interest rate of 8%, is for a term of 31 days. Find the date due and the future value for this loan.
A. January 16, $11,117.54 B. January 15, $8544.46 C. January 15, $8515.23 D. January 16, $11,117.19
Provide an appropriate response.The process of amortization includes which of the following?
A. a specific length of time B. equal payments C. variable rates D. both equal payments and a specific length of time