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Completing the Square/ Vertex Form
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What term do we cut in half to complete the square?
What term do we cut in half to complete the square?
The x term
What sign always goes in front of a square root sign?
What sign always goes in front of a square root sign?
±
What undoes an x² ?
What undoes an x² ?
√x
Complete the Square: x² - 16x + 1= 0
Complete the Square: x² - 16x + 1= 0
x = 8 ± √63
Complete the Square : 2x² +12x - 110 = 0
Complete the Square : 2x² +12x - 110 = 0
x=5 and x=-11
What is Vertex Form?
What is Vertex Form?
f(x)= a(x - h)² + k
What is the coordinate of the vertex ?
What is the coordinate of the vertex ?
( h , k )
What is the Vertex: x² - 20x – 5 =0
What is the Vertex: x² - 20x – 5 =0
( 10 , 105 )
What is the Vertex : 4x² + 8x - 16 =0
What is the Vertex : 4x² + 8x - 16 =0
( 1, -5 )
What is the Vertex: -3(x - 9)² + 7
What is the Vertex: -3(x - 9)² + 7
( 9 , 7 )
What is the y-intercept: x² - 20x – 5 =0
What is the y-intercept: x² - 20x – 5 =0
-5
What are the coordinates of the x-intercepts: ( x - 2)( x + 3)
What are the coordinates of the x-intercepts: ( x - 2)( x + 3)
( 2 , 0 ) and ( -3 , 0 )
What are the coordinates of the x-intercepts: x² + 11x + 18
What are the coordinates of the x-intercepts: x² + 11x + 18
( -9 , 0 ) and ( -2 , 0)
Find the Vertex: x² + 10x + 24 =0
Find the Vertex: x² + 10x + 24 =0
( -5 , -1 )
Find the Vertex: x² + 14x - 6 =0
Find the Vertex: x² + 14x - 6 =0
( -7 , -55 )
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What Would You Like To Risk?
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Go To The Final Question
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Edit This Game:
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