Determine Whether the Two Given Lines Are Perpendicular $$7 x + 9 y = 73$$

question 51

Multiple Choice

Determine whether the two given lines are perpendicular.
- $$7 x + 9 y = 73$$

• A) \(\frac { 7 } { 9 } ; \left( 0 , \frac { 73 } { 9 } \right)\)
• B) \(- \frac { 2 } { 7 } ; \left( 0 , \frac { 9 } { 73 } \right)\)
• C) \(- \frac { 7 } { 9 } ; \left( 0 , \frac { 73 } { 9 } \right)\)
• D) \(\frac { 2 } { 7 } ; \left( 0 , \frac { 9 } { 73 } \right)\)

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