A042 - Properties of Quadratic Equations

Find the vertex and axis of symmetry for each function.

1. $y = x^2 + 2x + 1$

(1,4) and x=1

(-1,0) and x=-1

$(-\frac{1}{4},\frac{9}{16})$ and $x=-\frac{1}{4}$

$(\frac{1}{4},\frac{25}{16})$ and $x= \frac{1}{4}$

Question 1 of 10

2. $y = x^2 + 6x + 8$

(-6,8) and x=-6

(6,80) and x=6

(-3,-1) and x=-3

(3,35) and x=3

Question 2 of 10

3. $y = 2x^2 + 4x + 10$

(-1,8) and x=-1

(1,16) and x=1

(-2,10) and x=-2

$(-\frac{1}{4},9.125)$ and $x=-\frac{1}{4}$

Question 3 of 10

4. $y = 2x^2 + 16x + 2$

(-4,-94) and x=-4

(4,74) and x=4

(4,98) and x=4

(-4,-30) and x=-4

Question 4 of 10

5. $y = x^2 + 6x + 17$

(-3,-7) and x=-3

(-6,-49) and x=-6

(-6,23) and x=-6

(-3,8) and x=-3

Question 5 of 10

6. $y = -2x^2 - 12x$

(-3,54) and x=-3

(-3,18) and x=-3

(3,-54) and x=3

(3,-18) and x=3

Question 6 of 10

7. $y = -2x^2 - 8x - 14$

(2,-22) and x=2

(-2,-6) and x=-2

(4,-78) and x=4

(-4,-14) and x=-4

Question 7 of 10

8. $y = -x^2 + 6x - 20$

(3,7) and x=3

(3,-11) and x=3

(6,52) and x=6

(-6,-92) and x=-6

Question 8 of 10

9. $y = -x^2 + 2x -11$

(1,-8) and x=1

(1,-10) and x=1

(2,-11) and x=2

(-2,-19) and x=-2

Question 9 of 10

10. $y = 3x^2 + 6x - 12$

(-2,-12) and x=-2

(-2,-36) and x=-2

(-1,-21) and x=-1

(-1,-15) and x=-1

Question 10 of 10

A042 – Properties of Quadratic Equations