Algebra 2 Quiz #1 Q4 (Quadratics)

What is the GCF?
 $28p^3+16p^2+16p$  

Factor out the GCF:
 $18x^6+16x^3+14x$  

•  $2x\left(16x^5+14x^2+12\right)$  

•  $2x\left(18x^5+16x^2+14\right)$  

•  $2x^2\left(9x^4+8x^2+7x\right)$  

•  $2x\left(9x^5+8x^2+7\right)$  

•  $2x^3\left(9x^2+8x+7\right)$  

Factor x²-2x-15

Write your answer with no spaces.

Factor completely:
 $6a^2+48a-54$  

Write your answer without spaces:

Factor:

2x² + 13x + 15

Write your answer with no spaces

Factor completely:
 $7x^2-4x-3$  

Write your answer without spaces:

Factor completely:
 $9x^2-1$  

Write your answer without spaces:

Tags

CCSS.HSA.APR.C.4

Factor completely:
 $9r^2+12r+4$  

•  $\left(9r-2\right)\left(9r+2\right)$  

•  $\left(3r-2\right)\left(3r+2\right)$  

•  $\left(3r+2\right)^2$  

•  $\left(9r+2\right)^2$  

• Not Factorable

Tags

CCSS.HSA.APR.C.4

Solve using the quadratic formula.

 $2x^2\ -\ 9x\ -35\ =\ 0$  

•  $x\ =\ \frac{7}{2}\$  and  $-6$  

•  $x\ =\ -\frac{5}{2}\$ and  $5$  

•  $x\ =\ \frac{3}{7}\$ and  $6$  

•  $x\ =\ -\frac{5}{2}\$  and  $7$  

•  $x=\frac{-3}{2}$  and  $3$  

Answer explanation

 $\frac{\left(9\pm\sqrt{361}\right)}{4}$  

Tags

CCSS.HSA-REI.B.4B

If the quadratic formula is used to find the roots of the equation x²-6x-19=0, the correct roots are

• 
• 
• 
• 

Tags

CCSS.HSA-REI.B.4B