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IB Exam Practice - Exponential Functions

Last updated almost 5 years ago

2 questions

1

Question 1

1.

The initial amount of yeast in this solution is 2 grams.
Find the value of k.
Show your process.

2

Pro Tip: Before you hit submit, use your answers for k and c and graph the function. Does it match the graph shown? Does it pass through the correct points given in the questions? This is a great way to check your answers!

Question 2

2.

The amount of yeast in this solution after 3 minutes is 9 grams.
Find the value of c.
Show your process