A Particle Moves at a Constant Speed Along a Line $\overrightarrow { P Q }$

question 76

Essay

A particle moves at a constant speed along a line through P = (7,-14, 13)and Q = (19, -37, 37).Find a parametric equation for the line if:
The speed of the particle is 9 units per second and it is moving in the direction of $\overrightarrow { P Q }$ .

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Definitions:

Real Rate of Return

The annual percentage return realized on an investment, adjusted for changes in the price level due to inflation or other external effects.

Annual Interest Rate

The percentage of a sum of money charged for its use, calculated on an annual basis.

Inflation Rate

The rate at which the general level of prices for goods and services is rising, hence, eroding purchasing power.

Real Rate of Return

The rate of return on an investment after adjusting for inflation, showing the actual increase in purchasing power.