Question

a)12a⁴ ÷ 4a²

b)100xy⁵ ÷ 20y

c30x²y² + 20x³y³) ÷ (5xy)

????

Answer 1

A-)12/4=3
3a^4/a^2=3a^2
B-)100/20=5
5xy^5/y=5xy^4
C-)2xy=(2xy+3)=
fatorar:30x^2*y^2+20x^3*y^3:10xy^2*y^2(2xy+3)
10x^2*y^2(2xy+3)/5xy=
2xy(2xy+3)=
2xy(2xy+3)