The magnitudes 
, 
, and the angle ? between the vectors v and w are given. Round the requested magnitude or angle to the nearest tenth.
= 14, 
= 13, ? = 80°
Find
src="https://sciemce.com/media/4/ppg__hgh0505191830__f1q120g6.jpg" alt="" style="vertical-align: -4.0px;" />
A. 19.1
B. 20.7
C. -36.2
D. 17.4
Answer: D
Mathematics
src="https://sciemce.com/media/4/ppg__hgh0505191830__f1q120g6.jpg" alt="" style="vertical-align: -4.0px;" />
A. 19.1
B. 20.7
C. -36.2
D. 17.4
Answer: D
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. If the stride length is multiplied by 1.09, how is the speed affected? Round your answer to two decimal places if necessary.
?
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and 
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A. 
? ln (17)
B. 
? ln (4)
C. 
? ln (4)
D. 
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