To solve this problem, we just have to multiply thorough and simplify the equation. The expanded equation is [tex]12x^3 -4x^2 + 15x - 5[/tex]
Expansion of an Equation
To expand an equation, all we need to do is simply multiply through and open the brackets and then finally proceed to simplify the equations.
Data;
[tex](3x - 1) (4x^2 + 5) = 12x^3 + 15x - 4x^2 - 5[/tex]
Expanding this equation, we have a value of [tex]12x^3 + 15x - 4x^2 - 5[/tex]
Let's rearrange the equation with respect to their orders.
[tex]12x^3 -4x^2 + 15x - 5[/tex]
From the calculation above, the expanded equation is [tex]12x^3 -4x^2 + 15x - 5[/tex]
Learn more on simplification of equation here;
https://brainly.com/question/723406
#SPJ2
