Answer:
[tex]\boxed{\bold{12x^5-15x^2}}[/tex]
Explanation:
Apply Distributive Law
= [tex]\bold{3x\cdot \:4x^4-3x\cdot \:5x}[/tex]
= [tex]\bold{3\cdot \:4x^4x-3\cdot \:5xx}[/tex]
Simplify [tex]\bold{3\cdot \:4x^4x-3\cdot \:5xx: \ 12x^5-15x^2}[/tex]
= [tex]\bold{12x^5-15x^2}[/tex]
Mordancy.
