Algebra 2 Diagnostic

-16

-10

-6

-4

 $2x^{2\ }+5x\ +1$  

 $2x^{2\ }+4x\ +\ 1$  

 $12x^{2\ }+5x\ +1$  

 $12x^{2\ \ }+\ 4x\ +1$  

A

B

C

D

$\frac{5}{14}$

$-\frac{3}{14}$

$\frac{14}{3}$

$y\ =\ -\frac{1}{3}x\ +\ 3$

$y\ =\ -3x\ +\ 1$

$y\ =\ -3x\ +\ 3$

The lines are parallel.  

The lines are perpendicular. 

The lines intersect, but are not perpendicular.  

The lines are the same. 

 $y\ =\ \frac{1}{3}x\ -14$  

 $y\ =\ \frac{1}{3}x\ -8\$  

 $y=\ \frac{1}{3}x\ -4$  

 $y\ =\ \frac{1}{3}x\ +\ 2$  

$y-6\ =\ -\frac{2}{7}\left(x+5\right)$

$y+5=-\frac{2}{7}\left(x-6\right)$

$y-5=-\frac{2}{7}\left(x+6\right)$

3

10

20

75

 $-9$  

 $0$  

 $\frac{1}{9}$  

 $\frac{1}{81}$