Understanding Graphs of Quadratic Functions - Algebra 1

If the green function represents

 $y=x^2$  , which equation best matches the red function?

•  $y=4x^2$  

•  $y=\frac{1}{4}x^2$  

•  $y=-4x^2$  

•  $y=x^2-4$  

If the green function represents

$y=x^2$ , which equation best matches the red function?

• $y=4x^2$

• $y=\frac{1}{4}x^2$

• $y=-4x^2$

• $y=x^2-4$

If the green function represents

$y=x^2$ , which equation best matches the red function?

• $y=4x^2$

• $y=\frac{1}{4}x^2$

• $y=-4x^2$

• $y=x^2+4$

If the green function represents

$y=x^2$ , which equation best matches the red function?

• $y=4x^2$

• $y=\frac{1}{4}x^2$

• $y=-4x^2$

• $y=x^2+4$

Which equation best matches the parabola?

•  $y=x^2-4$ 

•  $y=x^2+4$ 

•  $y=-4x^2$ 

•  $y=-x^2+4$ 

Which equation best matches the parabola?

• $y=x^2-5$

• $y=5x^2$

• $y=-5x^2$

• $y=-x^2+5$

Which equation best matches the parabola?

• $y=x^2+1$

• $y=x^2$

• $y=-x^2$

• $y=-x^2-1$

Which equation best matches the parabola?

• $y=x^2+2$

• $y=2x^2$

• $y=\left(x+2\right)^2$

• $y=x^2-2$

Which equation best matches the parabola?

• $y=x^2+6$

• $y=-2x^2+6$

• $y=\left(x+6\right)^2$

• $y=-x^2-6$

Which equation best matches the parabola?

• $y=\frac{1}{8}x^2-3$

• $y=\frac{1}{8}x^2+3$

• $y=8x^2-3$

• $y=-8x^2+3$