Respuesta :
I'm assuming ya want us to simplify [tex](y^3)^5*y^4[/tex]
reemember some exponential rules
[tex](a^b)^c=a^{bc}[/tex]
[tex](a^b)(a^c)=a^{b+c}[/tex]
so
[tex](y^3)^5*y^4=[/tex]
[tex]y^{15}*y^4=[/tex]
[tex]y^{15+4}=[/tex]
[tex]y^{19}[/tex]
I'm assuming ya want us to simplify [tex](y^3)^5*y^4[/tex]
reemember some exponential rules
[tex](a^b)^c=a^{bc}[/tex]
[tex](a^b)(a^c)=a^{b+c}[/tex]
so
[tex](y^3)^5*y^4=[/tex]
[tex]y^{15}*y^4=[/tex]
[tex]y^{15+4}=[/tex]
[tex]y^{19}[/tex]