Express the number in exponential form.4.46(cos 117.4° + j sin 117.4° )
A. 4.46e117.4j
B. 117.4e4.46j
C. 4.46e2.05j
D. 2.05e4.46j
Answer: C
Mathematics
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, 
and 
. If AB = 16, BC = 12, and BH = 14, find the length of altitude 
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A. 
B. 
C. 
D. 
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