Find the Vertex of the Graph of the Function $y = 9 x ^ { 2 } + 6 x + 4$

question 100

Multiple Choice

Find the vertex of the graph of the function $y = 9 x ^ { 2 } + 6 x + 4$ by using the formula $x = - b / ( 2 a )$ .

• A) \(( 24,5,332 )\)
• B) \(\left( - \frac { 1 } { 3 } , 3 \right)\)
• C) \(\left( \frac { 1 } { 3 } , 7 \right)\)
• D) \(( - 24,5,044 )\)
• E) \(\left( - \frac { 1 } { 3 } , 7 \right)\)