Use the Quadratic Formula to Find the Exact Solutions $$5 \mathrm { t } ^ { 2 } - 7 \mathrm { t } = 1$$

question 184

Multiple Choice

Use the quadratic formula to find the exact solutions.
- $$5 \mathrm { t } ^ { 2 } - 7 \mathrm { t } = 1$$

• A) \(- \frac { 7 } { 10 } \pm \frac { \sqrt { 69 } } { 10 } \mathrm { i }\)
• B) \(\frac { 7 } { 10 } \pm \frac { \sqrt { 69 } } { 10 } \mathrm { i }\)
• C) \(\frac { - 7 \pm \sqrt { 69 } } { 10 }\)
• D) \(\frac { 7 \pm \sqrt { 69 } } { 10 }\)

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