The problem that follows refers to triangle ABC.
?
If 
and 
km, find C and c.
?
Apply the rules regarding the use of significant digits after all computations are complete.
?
A. 
km
B. 
? km
C. 
? km
D. ?
km
E. 
? km
Answer: B
Mathematics
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Rewrite the following number using digits.One hundred million, six thousand
A. 106,000,000 B. 1,600,000 C. 100,006,000 D. 1006
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Find the exact solution to the equation without a calculator.tan-1 (tan x) = - 
A. - 
B. 0
C. 
D. - 
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Find the exact value under the given conditions.Given cos ? = - 
, with ? in quadrant II, and sin ? = 
, with ? in quadrant II. Find tan(? - ?).
A. 
B. - 
C. - 
D. - 
Mathematics
Use the dot product to determine whether the vectors are parallel, orthogonal, or neither.v = i + 
j, w = i - 3j
A. orthogonal B. parallel C. neither
Mathematics