Question
Perform the indicated operations.$$\left(1-2 x-x^{2}+4 x^{3}\right)+\left(x^{3}-5 x^{2}+x+8\right)$$
Step 1
Like terms are those terms which have the same variables and the same exponents. In this case, the like terms are $4x^3$ and $x^3$, $-x^2$ and $-5x^2$, $-2x$ and $x$, and $1$ and $8$. Show more…
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