Use Long Division to Divide $\left( x ^ { 3 } + 343 \right) \div ( x + 7 )$

question 7

Multiple Choice

Use long division to divide. $\left( x ^ { 3 } + 343 \right) \div ( x + 7 )$

• A) \(- x ^ { 2 } + 7 x + 49 , x \neq - 7\)
• B) \(x ^ { 2 } - 343 x + 49 , x \neq - 7\)
• C) \(x ^ { 2 } - 7 x - 49 , x \neq - 7\)
• D) \(x ^ { 2 } - 7 x + 49 , x \neq - 7\)
• E) \(x ^ { 2 } + 7 x - 49 , x \neq - 7\)

---

Definitions:

Polarity

A property of molecules having distinct ends with opposite charges, leading to unequal sharing of electrons.

Methane Molecule

A simple hydrocarbon with the chemical formula CH4, consisting of one carbon atom bonded to four hydrogen atoms, and is the primary component of natural gas.

Polarity

A property of molecules with distinct oppositely charged ends, resulting from an uneven distribution of electrons.

Solvents

Substances that dissolve a solute, resulting in a solution; usually liquid but can be gas or solid.