Solve the Equation by Using the Square Root Property $$( 3 x + 10 ) ^ { 2 } = 81$$

question 190

Multiple Choice

Solve the equation by using the square root property.
- $$( 3 x + 10 ) ^ { 2 } = 81$$

• A) \(\left\{ \frac { 61 } { 6 } i , - \frac { 61 } { 6 } i \right\}\)
• B) \(\left\{ - \frac { 1 } { 3 } \right\}\)
• C) \(\left\{ \frac { 61 } { 6 } , - \frac { 61 } { 6 } \right\}\)
• D) \(\left\{ - \frac { 1 } { 3 } , - \frac { 19 } { 3 } \right\}\)

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Rate Of Return

The earning or losing of funds on an investment throughout a defined timeframe, detailed as a percentage of the original amount invested.

Profits

The financial gain made in a transaction or operation, calculated as the difference between revenue and costs.

Compounded Annually

This refers to the process where interest is added to the principal sum, so that from that moment on, the interest that has been added also earns interest, being calculated and added to the account annually.

Simple Interest

Interest calculated on the principal amount of a loan or deposit, without compounding over time.