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OP=V12+V22+2(V1)(V2)cosθO P = V _ { 1 } ^ { 2 } + V _ { 2 } ^ { 2 } + 2 \left( V _ { 1 } \right) \left( V _ { 2 } \right) \cos \theta

question 38

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OP=V12+V22+2(V1)(V2)cosθO P = V _ { 1 } ^ { 2 } + V _ { 2 } ^ { 2 } + 2 \left( V _ { 1 } \right) \left( V _ { 2 } \right) \cos \theta The velocity or ratio wave propagation in free space is 186,000 miles per second. What is the velocity in kilometers per second? Carry the answer to three decimal places.


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Economies

Refers to the large-scale systems in which production, distribution, and consumption of goods and services occur within a society or geographical area.

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denotes the ability to achieve a goal or perform a task with the minimum expenditure of time and resources.

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