Quadratics Concept Review

If a a quadratic has an a-value of 1 and the question asks you to...

Factor

Write in Factored Form

Find the Factors

You should...

• 
• Make the equation=0, then Graph the related function & ID the x-intercepts.

  The x-values are the solutions

• Graph the function, ID the x-intercepts and put them in the two ( ) with the opposite sign

• Graph the function, ID the x-intercepts and put them in the two ( )

• Graph the function, ID the vertex and put it in the two ( ) with opposite signs.

If a quadratic equation question asks you to...

Solve,

Determine the solution,

Determine the x-value that satifies the equation,

You should...

• 
• Make the equation=0, then Graph the related function & ID the x-intercepts.

  The x-values are the solutions

• Graph the function, ID the x-intercepts and put them in the two ( ) with the opposite sign

• Identify the a, b and c-values and plug into the Quadratic Formula

• Graph the function, ID the vertex and put it in the two ( ) with opposite signs.

If a quadratic equation question asks you to...

Write the equation in vertex form

You should...

• 
• Graph the function, ID the x-intercepts and write the x-values as the answer

• Graph the function, ID the x-intercepts and put them in the two ( ) with the opposite sign

• Graph the function, ID the vertex and write it as the answer.

If a quadratic question asks you to write a quadratic in a form that shows you the maximum or minimum value of the parabola you should...

If a quadratic question asks you to write a quadratic in a form that shows you the y-intercept of the function you should...

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

If a quadratic question asks you to write a quadratic in a form that shows you the zero(s) of the function you should...

If a quadratic question asks you to identify the maximum or minimum of a parabola, what should you do?

• Identify the x-intercepts. The x-values are the max and min

• Identify the vertex. The x-value is the max/min

• Identify the vertex. The y-value is the max/min

Tags

CCSS.HSF-IF.C.7A

If a quadratic word problem about an object being launched asks you to identify the initial value, what should you look at on the graph?

• The x-intercepts

• The y-intercept

• The x-value of the vertex

• The y-value of the vertex

If a quadratic word problem about an object being launched asks you to identify when the object reaches it's maximum height, what should you look at on the graph?

• The x-intercepts

• The y-intercept

• The x-value of the vertex

• The y-value of the vertex

If a quadratic word problem about an object being launched asks you to identify the maximum height of the object, what should you look at on the graph?

• The x-intercepts

• The y-intercept

• The x-value of the vertex

• The y-value of the vertex

Tags

CCSS.HSF.LE.B.5