Completing the Square
If using the method of completing the square to solve the quadratic equation x^2-12x-14=0, which number would have to be added to "complete the square"?
36
Solve the following quadratic equation for all values of x in simplest form.
2(x+8)^2-19=31
x= -3,-13
Find the coordinates of the vertex of the following parabola algebraically. Write your answer as an (x,y)(x,y) point.
y=4x^2+16x+36
Vertex: (−2,20)
x^2+2x-8=0
x= -4,2
What formula do I use to find the axis of symmetry
x= -b/2a
If using the method of completing the square to solve the quadratic equation x^2-6x-7=0, which number would have to be added to "complete the square"?
9
4p^2-4p-15=0
p={5/2},{−3/2}
Find the coordinates of the axis of symmetry of the following parabola algebraically.
y=-x^2+2x
x2−5x−56=−2x−2
x= -6, 9
What formula do I use to find what to add to both sides to complete the square
(b/2)^2
If using the method of completing the square to solve the quadratic equation x^2+2x-31=0, which number would have to be added to "complete the square"?
1
a^2-7a+12=0
a={4,3}
Find the coordinates of the axis of symmetry of the following parabola algebraically.
y=2x^2-12x
x= 3
x^2-6x-49=-6x
x= -7, 7
What is the quadratic formula?
duh
What is the intermediate step in the form (x+a)^2=b as a result of completing the square for the following equation?
x^2+60=16x
(x-8)^2 = 4
(x-4)^2-47=32
x=4+{79},4−{79}
y=-x^2+12x-33
Vertex: (6,3)
x^2-3x=4x
x=0, x =7
What is the formula for the equation of a straight line?
y=mx+b
What is the intermediate step in the form (x+a)^2=b(x+a)2=b as a result of completing the square for the following equation?
x^2+98=8x+7
(x-4)^2 =-75
v2+4v+9=2v
v={−3}
Find the equation of the axis of symmetry of the following parabola algebraically.
y=2x^2-4x-14
x=1
x^2+6x+4=−2x+4
x= -8,0
What is the formula for the Area of a Rectangle?
Area = length x width