Mixed Factoring and Solving Competition Day #2

Solve the equation by factoring.

 $2b^2+98=-28b$  

If there are two solutions: Type your answer with "or" in between them. Example: "-2 or 3".

 $b=$  

Tags

CCSS.HSA-REI.B.4B

Solve the equation by factoring.

 $3m^2-21=18m$  

If there are two solutions: Type your answer with "or" in between them. Example: "-2 or 3".

 $m=$  

Tags

CCSS.HSA-REI.B.4B

Solve the equation by factoring.

 $b^2+14b=-49$  

If there are two solutions: Type your answer with "or" in between them. Example: "-2 or 3".

 $b=$  

Tags

CCSS.HSA-REI.B.4B

Solve the equation by factoring.

 $n^2+8n=0$  

NOTE: If there are two solutions: Type your answer with "or" in between them. Example: "-2 or 3".

 $n=$  

Tags

CCSS.HSA-REI.B.4B

Solve the equation by factoring.

 $4n^2=8n$  

If there are two solutions: Type your answer with "or" in between them. Example: "-2 or 3".

 $n=$  

Tags

CCSS.HSA-REI.B.4B

Solve the equation by factoring.

 $n^2=81$  

If there are two solutions: Type your answer with "or" in between them. Example: "-2 or 3".

 $n=$  

Tags

CCSS.8.EE.A.2

Factor completely.

 $48x^3+6x+48$  

•  $6\left(48x^3+6x+48\right)$  

•  $6x\left(16x^2+2x+16\right)$  

•  $6\left(8x^3+x+8\right)$  

•  $6\left(8x^2+x+8\right)$  

• Prime

Tags

CCSS.HSA.APR.C.4

Factor completely.

 $4x^6-20x^4+8x$  

•  $4x\left(x^5-5x^3+2\right)$  

•  $2\left(x^5-5x^3+2\right)$  

•  $4x^2\left(x^5-5x^3+2x\right)$  

•  $4x\left(2x^6-10x^4+4x\right)$  

• Prime

Factor completely:

 $10b^5-40b^4+60b^2$  

•  $10b^2\left(b^3-4b^2+6\right)$  

•  $10b^3\left(5b^4-20b^3+30b\right)$  

•  $b^3\left(b^3-4b^2+6\right)$  

•  $10b^2\left(b^4-20b^2+6\right)$  

• Prime

Factor completely:

 $2k^3+2k-1$  

•  $2\left(k^3+k-1\right)$  

•  $k\left(2k^3+10k-1\right)$  

•  $k\left(2k^2+2-1\right)$  

•  $k\left(2k^3+2k-1\right)$  

• Prime