\( f(x)=x^{3}(-4+x) \) لتكن
Simplify: \( f(x)=-4x^{3}+x^{4} \)
Step 1 :\( f(x)=x^{3}(-4+x) \)
Step 2 :Distribute: \( f(x) = x^{3}(-4) + x^{3}(x) \)
Step 3 :Simplify: \( f(x)=-4x^{3}+x^{4} \)