Friday

August 22, 2014

August 22, 2014

Posted by **Tyriq** on Friday, August 20, 2010 at 8:00pm.

y=x^2-8x+10

- math -
**MathMate**, Friday, August 20, 2010 at 9:04pmThis is called completing the squares:

y=x²-8x+10

y=(x-4)²-16 + 10

y=(x-4)² - 6

The vertex is thus at (4,-6).

You can also get the vertex directly from:

(-b/2a, -Δ/4a)

=(-(-8)/2, -((-8)²-4*1*10)/4a)

=(4, -6)

**Related Questions**

algebra - 1)Find the exact solutions to 3x^2=5x-1 using the quadratic formula. ...

Algebra - 1)Find the exact solutions to 3x^2=5x-1 using the quadratic formula. ...

Math - Write the standard form of the quadratic function that has the indicated ...

Math: Parabola, Vertex - Find the vertex of the parabola associated with the ...

Algebra Functions - I cannot for the life of me remember how to do this- Find ...

algebra II - Can you please help me with the these problems. 8.Write an equation...

Algebra - Identify the vertex and the axis of symmetry for the graph of y=5(x-2...

algebra(reiny) - Hey thanks for all your help but you kinda confused me on a few...

Algebra 2 - 1.) The cost in C dollars of manufacturing x bicycles at Holliday's ...

Math - Complete the square to find the vertex of each quadratic function. State ...