U6.Add,Subtract,Multiply Monomials Notes

U6.Add,Subtract,Multiply Monomials Notes

By AshleyA 1234567

Fill in the Blanks

#6

$-8mn+9mn$  

Multiple Choice

#12

$$10m^2n+7mn^2-m^2n$$  

• $$9m^2n+7mn^2$$  

• $$7m^2n+9mn^2$$  

• $$16m^2n^2$$  

Multiple Choice

#25

$$\left(8x^4y^2\right)\left(-3x^4y^9\right)$$  

• $$5x^{16}y^{18}$$  

• $$5x^8y^{11}$$  

• $$-24x^8y^{11}$$  

• $$-24x^{16}y^{18}$$  

Multiple Choice

#36

$$\left(4a^3b^4\right)\left(5ab^2\right)+\left(a^2b^5\right)\left(-2a^2b\right)$$  

• $$18a^4b^6$$  

• $$7a^8b^{12}$$  

• $$20a^4b^6$$  

• $$-2a^4b^6$$  

Multiple Choice

#38

$$\left(-5cd\right)\left(-3c^4d\right)-\left(7c^2d^2\right)\left(2c^3\right)$$  

• $$29c^4d^{ }$$  

• $$-14c^5d^2$$  

• $$15c^4d^{ }$$  

• $$c^5d^2$$