Alg 2 TEST Review 3.20

When I am a dividing by a monomial, I should _______ the coefficients and ________ the exponents for each term.

• add, subtract

• subtract , divide

• divide, divide

• divide, subtract

 $\frac{20x^2}{5x}$  

•  $15x$  

•  $4x$  

•  $15x^2$  

•  $25x$  

 $\frac{36m^2n^5}{9m^2n^3}$  

•  $27n^2$  

•  $4mn^2$  

•  $45m^4n^8$  

•  $4n^2$  

 $\frac{\left(5x^2-15y^3\right)}{5}$  

•  $x^2-3y^3$  

•  $x^2-15y^3$  

•  $10x^2-20y^3$  

•  $5x^2-3y^3$  

 $\frac{\left(m^2n+m^6n^3\right)}{mn}$  

•  $m^3n^2+m^7n^4$  

•  $m^2n+m^5n^2$  

•  $m+m^5n^2$  

•  $m+m^6n^3$  

What is  $6b^3+12b^4c^2$  divided by  $3b^2$  

•  $2b+4b^2c^2$  

•  $3b+9b^2c^2$  

 $\frac{\left(8x^4+6x^3-10x^2\right)}{2x^2}$  

•  $4x^2+3x-5$  

•  $4x^2+3x^{1.5}-5x$  

•  $6x^2+4x-12$  

•  $6x^2+4x^{1.5}-12x$  

 $\frac{\left(15mn^2+30m^3n^4+45n^5\right)}{5}$  

•  $10mn^2+25m^3n^4+40n^5$  

•  $20mn^2+35m^3n^4+54n^5$  

•  $15mn^2+6m^3n^4+45n^5$  

•  $3mn^2+6m^3n^4+9n^5$  

 $\frac{\left(-18x^5-12x^3-6x^2\right)}{-3x}$  

•  $-15x^4-9x^2-3x$  

•  $-6x^4-4x^2-2x$  

•  $6x^4+4x^2+2x$  

•  $6x^5+4x^3+2x^2$  

 $\frac{\left(x^6y^8-x^4y^6+x^2y^4\right)}{x^2y^2}$  

•  $x^4y^6-x^2y^4+y^2$  

•  $x^3y^4-x^2y^3+xy^2$  

•  $x^8y^{10}-x^6y^8+x^4y^6$  

•  $0x^4y^6-0x^2y^4+0y^2$