How do you simplify $(x^{2} + x^{3} + 4) - (x + 4 x^{2} - 8)$ $(x ^ { 2} + x ^ { 3} + 4) - ( x + 4x ^ { 2} - 8)$ ?

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Answer 1 · 2018-05-16T01:24:46

$x^{3} - 3 x^{2} + x^{2} + 12$ $x^3-3x^2+x^2+12$

1) multiply negative into the $(x + 4 x^{2} - 8)$ $(x +4x^2-8)$ expression

2) combine like terms

How do you simplify (x2+x3+4)−(x+4x2−8)(x ^ { 2} + x ^ { 3} + 4) - ( x + 4x ^ { 2} - 8)?