Use a Graphing Calculator to Express Solutions with Approximations to the Nearest

question 136

Multiple Choice

Use a graphing calculator to Express solutions with approximations to the nearest thousandth.
- $$\begin{array} { l } \frac { 9 } { 7 } x + y = 5 \\\\0.4 x - y = 3\end{array}$$

• A) \(\varnothing\)
• B) \(\{ ( 2.258,2.097 ) \}\)
• C) \(\{ ( 4.746 , - 1.102 ) \}\)
• D) \(\{ ( - 2.947,8.789 ) \}\)

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Definitions:

Compounded Annually

Interest calculation method where the interest amount is added to the principal at the end of each year, and the total becomes the principal for the next year.

Annual Deposits

Regular sums of money deposited into an account or investment annually.

Equal Annual Withdrawals

Regular, identical amounts of money withdrawn from an investment or savings account over a designated period.

Annuity Due

An annuity due is a series of payments made at the beginning of each period in the cycle, such as monthly rent payments, as opposed to at the end of the period.