Translations and Quadradics

Question 1

What does y = x^2 look like?

Answer 1

An upward facing parabola with a (0,0) vertex

Question 2

What does y = -1.5(x)^2 look like?

Answer 2

It makes the parabola skinnier and reflects it over the x-axis

Question 3

What does|a|<1 do?

Answer 3

It makes the parabola wider

Question 4

What does y = 1/2(x)^2 look like?

Answer 4

It makes the parabola wider

Question 5

What does y = (x-2)^2 look like?

Answer 5

It moves the parabola 2 units right

Question 6

Does the k-value make the parabola move horizontally or vertically?

Answer 6

Vertically

Question 7

What does y = x^2+2 look like?

Answer 7

It moves the parabola 2 units up

Question 8

What does|a|>1 do?

Answer 8

It makes the parabola skinnier

Question 9

What is the translation formula?

Answer 9

y = a(x-h)^2+k

Question 10

What does y = -1(x)^2 look like?

Answer 10

It flips the parabola down

Question 11

Does the h-value make the parabola move horizontally or vertically?

Answer 11

Horizontally

Question 12

What does
y = -0.7(x-2)+2 look like?

Answer 12

The parabola moves 2 to the right, 2 up, flips down, and gets wider.

Question 13

Does y = (x+h)^2 make the parabola move left or right?

Answer 13

Left

Question 14

What does y = (x+2)^2 look like?

Answer 14

It over the parabola 2 units left

Question 15

Does y = (x-h)^2 make the parabola move left or right?

Answer 15

Right

Question 16

What is the quadradic formula?

Answer 16

y = f(x) = ax^2 + bx + c

Question 17

What does a negative a-value do?

Answer 17

It reflects the parabola over the x-axis

Question 18

What does y = -1/2(x)^2 look like?

Answer 18

It makes the parabola wider and reflects it over the x-axis

Question 19

What does y = x^2-2 look like?

Answer 19

It moves the parabola 2 units down

Question 20

What does y = 1.5(x)^2 look like?

Answer 20

It makes the parabola skinnier