Casio ED-WKBK-PRECALC Datasheet download pdf (Page 16)

Activity 2 • Algebra II with the Casio fx-9750GII

19. What is the difference between the investment for 10 years and the

investment at 30 years?

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20. What is the benefit of starting to invest early?

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Extension

1. Credit cards charge interest, however, that interest is compounded daily.

What changes would need to be made to the compound interest formula to

be able to calculate credit card interest that is compounded daily? Explain

your thinking.

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Casio ED-WKBK-PRECALC Datasheet Page 16