Use v = (2,-7) and w = (-9,3) to find the quantity. (Give your answer using component form or standard basis vectors. Express numbers in exact form. Use symbolic notation and fractions where needed.) V + 5W =
Use v = (2,-7) and w = (-9,3) to find the quantity. (Give your answer using component form or standard basis vectors. Express numbers in exact form. Use symbolic notation and fractions where needed.) V + 5W =
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Transcribed Image Text:Use v = (2,-7) and w= (-9, 3) to find the quantity.
(Give your answer using component form or standard basis vectors. Express numbers in exact form. Use symbolic notation and
fractions where needed.)
V + 5W=
An airplane, after 1 h of flying, arrives at a point 180 mi due south of the departure point. If, during the flight, there was a steady
northwest wind of 22 mi/h, what was the average air-speed of the airplane?
(Give your answer to one decimal place. Use symbolic notation and fractions where needed.)
Vair =
mi/h
A bird flying west has an air speed of 14 km/h. If there is a southeasterly wind of 3 km/h, find the magnitude of the true
speed Vg and direction of the bird relative to the ground.
(Use decimal notation. Give your answers to three decimal places.)
km/h
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