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Assume that x, y, and z are positive numbers. Use the properties of logarithms to write the expression as the logarithm of one quantity. −6 ln x − 7 ln y + 1/7 ln z

The equation defines a one-to-one function f. f(x) = (x + 5)^3 Determine f −1.   Verify that f ○ f −1 and f −1 ○ f are both the identity function. (f...

Marty is a lab assistant for a chemistry instructor. The instructor needs 20 liters of a solution that is 15% alcohol. Marty has a solution that is 18% alcohol and a solution that is 10% alcohol....

truck-rite Rentals rents trucks at a daily rate of %49.95 plus 35 cents per mile. concert productions has budgeted \$100 for renting a truck to haul equipment to an upcoming concert. how far can they...

Statistics show that the fractional part of a battery, B, that is still good after t hours of use is given by B = 5 −0.01t  What fractional part of the battery is...

X-Y=11                                                5x+y=9    ...

The population of a certain inner-city area is estimated to be declining according to the model P(t) = 531,000e−0.013t, where t is the number of years from the present. What does this...

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