If M is the theoretical maximum charge that a battery can hold and k is a positive constant that depends on the battery and the charger, the length of time (in minutes) required to charge the battery to a given level C is given by
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If k = 0.25, how long will it take a battery to reach a 45% charge? Assume that the battery was fully discharged when it began charging.
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Please enter your answer as a number without the units, rounded to one decimal place.
Fill in the blank(s) with the appropriate word(s).
2.4
Mathematics
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Match the equation to its graph.y = -4x
A. 
B. 
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D. 
Mathematics
Factor.6x2 - 35x - 49
A. (x - 7)(x - 7) B. (7x + 6)(x - 7) C. (x + 6)(x - 7) D. (6x + 7)(x - 7)
Mathematics
Use the square root property to solve the equation. x2 = -16
A. {4} B. {±4i} C. {±4} D. {8}
Mathematics
Solve the triangle given below. Do not round results during calculations. (For answers, round lengths to three significant digits and angles to the nearest tenth of a degree).B = 41.9°, b = 143 cm, c = 281 cm
A. C = 43.0°, A = 95.1°, a = 120 cm B. C = 43.0°, A = 95.1°, a = 124 cm C. C = 43.0°, A = 95.1°, a = 116 cm D. C = 95.1°, A = 43.0°, a = 120 cm E. No solution.
Mathematics