Find the exponential function that satisfies the given conditions.Initial population = 1129, doubling every 7 hours

A. P(t) = 7 ? 2t
B. P(t) = 1129 ? t/7
C. P(t) = 1129 ? 2t/7
D. P(t) = 1129 ? 27t

Answer: C

Mathematics

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Solve the problem. Round your answer, if appropriate.Boyle's law states that if the temperature of a gas remains constant, then PV = c, where , , and c is a constant. Given a quantity of gas at constant temperature, if V is decreasing at a rate of 13 in. 3/sec, at what rate is P increasing when P = 70 lb/in.2 and V = 50 in.3? (Do not round your answer.)

A.  lb/in.2 per sec
B.  lb/in.2 per sec
C.  lb/in.2 per sec
D.  lb/in.2 per sec

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Provide an appropriate response.Perform the indicated operation, leaving the answer in lowest terms:  ×  =

A.
B.
C.
D.

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Determine the slope and the y-intercept. Then graph the equation.4x + 5y = 32

A. m = ; y-intercept: 

B. m = - ; y-intercept: 

C. m = ; y-intercept: 

D. m = ; y-intercept: 

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Use synthetic division to decide whether the given number is a solution of the given equation.-x4 + 9x2 - x + 6; x = 1

A. Yes B. No

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