Given Vector $$\vec{A} \quad \text{ }$$ , the Vector 3

question 14

Multiple Choice

Given vector $$\vec{A} \quad \text{ }$$ , the vector 3 $$\vec{A} \quad \text{ }$$

• A) has a magnitude 3 times that of \[ \vec{A} \quad \text{ } \] .
• B) points in the same direction as \[ \vec{A} \quad \text{ } \] .
• C) has components each of which is 3 times those of \[ \vec{A} \quad \text{ } \] .
• D) makes the same angle with a given axis as does \[ \vec{A} \quad \text{ } \] .
• E) is described by all of these.

---

Definitions:

Linear Equations

Equations in which the highest power of the variable(s) is one, producing a straight line when graphed on the Cartesian plane.

Method Of Elimination

A technique for solving systems of equations by removing variables to find a solution that satisfies all equations simultaneously.

Infinitely Many Solutions

A situation where there are limitless solutions that satisfy an equation or system of equations.

Method Of Elimination

A technique for solving systems of equations by eliminating one variable at a time to find the values of the others.