Use dimensional analysis to convert the units. If necessary, round to the nearest tenth. 5 hr = 
sec
A. 300
B. 4500
C. 9000
D. 18,000
Answer: D
Mathematics
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Solve the equation.546 = n ? 13
A. n = 7098 B. n = 533 C. n = 546 D. n = 42
Mathematics
Solve triangle ABC. Round side lengths and angle measures to the nearest tenth when necessary.a = 169, b = 187, c = 320
A. A ? 24.6°, B ? 27.4°, C ? 128° B. A ? 27.4°, B ? 24.6°, C ? 128° C. A ? 24.6°, B ? 13.7°, C ? 141.7° D. No triangle exists.
Mathematics
Solve the initial value problem.y' + y = 2et; y(0) = 14
A. y = 14et B. y = 4e2 + 20e-t C. y = 2et + 11e-t D. y = et + 13e-t
Mathematics
Use a graphing calculator to find the vertex of the graph of the function.f(x) = -0.5x2 + 0.1x - 8.1
A. (0.1, -8.105) B. (-0.1, 8.095) C. (0.1, -8.095) D. (0.1, -8.1)
Mathematics