factoring
3x + 36
3(x+12)
u2−5u−14=0
u=−2 and u=7
How many lines of symmetry can be drawn on a regular pentagon?
5 lines of symmetry
y = x 2 − 4x + 5
y = (x − 2)^ 2 + 1
y=x 2 +5x+6
what are the roots
-2 or -3
4x 2 + 16x
4x(x+4)
x2+15x=−50
x=−5 and x=−10
What is the formula for the axis of symmetry for a parabola that is in standard form?
x=-b/2a
y = x 2 − 16x + 70
y = (x − 8)^2 + 6
x 2-1=24
what are the roots
5 or -5
x 2 − 14x − 40
(x − 10)(x − 4)
y2=11y−28
y=4 and y=7
Identify the axis of symmetry for the following parabola given in standard form: y=x2+2x−3
x=-1
y = x 2 − 4x + 2
y = (x − 2)^2 − 2
x 2-3x+2
whar are the roots
1 or 2
x 2 + 4x − 12
(x + 6)(x − 2)
19x=7−6x2
x=1/3 and x=−7/2
Mr. Matthews drops down into a snowboard halfpipe shaped like a parabola. The equation that matches the shape of the halfpipe is y=x2−9x+8 in standard form. Use the equation to determine the axis of symmetry.
Axis of Symmetry: x=4.5
y = −3x 2 + 48x − 187
y = −3(x − 8)^2 + 5
x 2+7x+12
what are the roots
-3 or -4
x 3 − 3x 2 + 5x − 15
(x 2 + 5)(x − 3)
6w2−w=5
w=−5/6 and w=1
The arc of a kicked soccer ball can be graphed using the equation y=−2(x−3)2+5 in vertex form. When graphed, this equation will form a parabola, similar to the image below. Use the equation to determine the axis of symmetry.
x=3
y = −2x 2 − 12x − 12
y = −2(x + 3)^2 + 6
x 2+3x-10
-5 or 2