Use a vertical format to subtract the polynomials.
-$\begin{array} { r }
16 x ^ { 3 } - 17 x ^ { 2 } \
- \left( 10 x ^ { 3 } - 20 x ^ { 2 } \right) \
\hline
\end{array}$
A) $26 x ^ { 3 } - 37 x ^ { 2 }$
B) $26 x ^ { 3 } + 3 x ^ { 2 }$
C) $6 x ^ { 3 } + 3 x ^ { 2 }$
D) $6 x ^ { 3 } - 37 x ^ { 2 }$

Question

Use a vertical format to subtract the polynomials.
-$\begin{array} { r } 
16 x ^ { 3 } - 17 x ^ { 2 } \
- \left( 10 x ^ { 3 } - 20 x ^ { 2 } \right) \
\hline
\end{array}$
A) $26 x ^ { 3 } - 37 x ^ { 2 }$
B) $26 x ^ { 3 } + 3 x ^ { 2 }$
C) $6 x ^ { 3 } + 3 x ^ { 2 }$
D) $6 x ^ { 3 } - 37 x ^ { 2 }$

Quizplus · Accepted Answer

Subtract the coefficients of like terms: $16x^3 - 10x^3 = 6x^3$ and $-17x^2 - (-20x^2) = 3x^2$.

Use a Vertical Format to Subtract the Polynomials 16x3−17x2−(10x3−20x2)\begin{array} { r } 16 x ^ { 3 } - 17 x ^ { 2 } \\- \left( 10 x ^ { 3 } - 20 x ^ { 2 } \right) \\\hline\end{array}16x3−17x2−(10x3−20x2)​​

Use a Vertical Format to Subtract the Polynomials $\begin{array} { r } 16 x ^ { 3 } - 17 x ^ { 2 } \\- \left( 10 x ^ { 3 } - 20 x ^ { 2 } \right) \\\hline\end{array}$