SOLUTION: Please help me with this problem: Find the equation of the axis of symmetry and the coordinates of the vertex of the graph of the quadratic function {{{y = 2x^2 + 2x - 3.}}}

Algebra.Com
Question 988024: Please help me with this problem:
Find the equation of the axis of symmetry and the coordinates of the vertex of the graph of the quadratic function
Found 2 solutions by josgarithmetic, MathTherapy:
Answer by josgarithmetic(39617)   (Show Source): You can put this solution on YOUR website!
Meaning, change from general form into standard form, which utilizes Completing the Square.

See here: http://www.algebra.com/my/Completing-the-Square-to-Solve-General-Quadratic-Equation.lesson?content_action=show_dev
Answer by MathTherapy(10552)   (Show Source): You can put this solution on YOUR website!
Please help me with this problem:
Find the equation of the axis of symmetry and the coordinates of the vertex of the graph of the quadratic function 
Axis of symmetry/x-coordinate of vertex: , or 

y-coordinate of vertex: , or , or 

Coordinates of vertex: () 

RELATED QUESTIONS


I need help with this graph problem. Thank you. 

Give the equation of the axis of... (answered by rothauserc)

Please help me with this one.

Find the equation of the axis of symmetry, the... (answered by stanbon)

Please help me solve this equation 
Find the Parabola properties and graph
x^2+4x+2y=0
 (answered by rothauserc)

Please help me solve this equation 
Find the Parabola properties and graph
y^2+6x+6y=39
 (answered by MathLover1,solver91311)

Please help me solve this equation to find out the axis of symmetry and the vertex:... (answered by rwm,stanbon)

Please help me solve this problem I got this problem from my textbook:

Quadratic... (answered by stanbon)

Find the coordinates of the vertex and the equation of the axis of symmetry of the graph... (answered by scott8148)

Hi, please help me solve the question: 

Find the equation of a parabola passing... (answered by lwsshak3)

3y2 = 24x (three y square = 24x) please help me know What is the vertex,  focus,... (answered by josgarithmetic)