Find the Component Form and Magnitude of the Indicated Vector $\mathrm { P } = ( - 4 , - 5 )$

question 289

Multiple Choice

Find the component form and magnitude of the indicated vector.
-Given that $\mathrm { P } = ( - 4 , - 5 )$ and $\mathrm { Q } = ( - 2,4 )$ , find the component form and magnitude of the vector $\overrightarrow { \mathrm { QP } }$ .

• A) \(\langle - 2 , - 9 \rangle , 85\)
• B) \(( - 2 , - 9 \rangle , \sqrt { 85 }\)
• C) \(( 2,9 ) , \sqrt { 85 }\)
• D) \(\langle - 6 , - 9 \rangle , \sqrt { 75 }\)

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