Factoring - GCF and DOTS

Factor completely:  $50x^3-18x^{ }$  

•  $2x\left(5x-3\right)\left(5x+3\right)$  

•  $x\left(50x^2-18\right)$  

•  $900x^4$  

•  $2\left(25x^3-9x\right)$  

Tags

CCSS.HSA.APR.C.4

If $18w^2$  is one factor of  $72w^3+18w^3k^3$ , what is the other factor? 

•  $100w^4+36w^4k^3$  

•  $18w^2\left(4w+k^3\right)$  

•  $90k$  

•  $6w^2\left(12w+3wk^3\right)$  

Write $35x^2y-4y^8+87+6x^5$ in standard form

•  $-4y^8+6x^5+35x^2y+87$  

•  $6x^5+35x^2y-4y^8+87$  

Factor $36m^2-1$  

•  $\left(6m-1\right)\left(6m+1\right)$  

•  $18m-1$  

•  $1\left(36m^2\right)$  

•  $\left(1-6m\right)\left(1+6m\right)$  

Tags

CCSS.HSA.APR.C.4

Find the GCF of $40x^5$  and  $120xy$  

•  $3x$  

•  $40x$  

•  $40$  

Tags

CCSS.6.NS.B.4

Simplify $\left(x-6\right)^2$  

•  $x^2-12$  

•  $x^2-12x+36$  

•  $x^2-36$  

•  $\left(x-6\right)\left(x-6\right)$  

Tags

CCSS.HSA.APR.C.4

Simplify $\left(15y^5-5y\right)\div5y$  

•  $3y^4-1$  

•  $3y^6-y^2$  

•  $75y^6-25y^2$  

•  $20y^6-1$  

Tags

CCSS.HSA.APR.D.6

Factor $x^4-2x^2-6x$  

•  $x\left(x^3-2x-6\right)$  

•  $x^2\left(x^2-8\right)$  

•  $x^7-8$  

Factor $225-r^2$  

•  $\left(r-15\right)\left(r+15\right)$  

•  $\left(15-r\right)\left(15+r\right)$  

•  $112.5-r$  

Tags

CCSS.HSA.APR.C.4

What is the degree of the monomial: $-4x^5yz^3$  

• 9th

• 5th

• 4th