Section 3.5: Equation Solving and Modeling. March 5, 2014. Solving Algebraically. Solve for x. More Solving. Solve for x. Round to the nearest hundredth. Solving Graph ically. Solve for x. Write answers as fractions or integers. More Solving.
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March 5, 2014
Solve for x.
Solve for x. Write answers as fractions or integers.
Using the charts below, determine whether each set of data is best represented by a linear, logarithmic, exponential or power regression equation. Support your answer with a sketch and mathematical data.
Newton’s Law of Cooling:
…where t =
Example: A cake is removed from an oven at 350° and cools to 120° F after 20 minutes in a room at 65°F. How long will the cake take to cool to 90°F?
How many times more severe was the 1995 Kobe, Japan earthquake (R = 7.2) than the 1994 Los Angeles earthquake (R = 6.6)?