Find the exact value under the given conditions.sin ? = 
, 
< ? < ?; cos ? = 
, 0 < ? < 
Find cos (? - ?).
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the character of the roots.8y2 = 3y - 6
A. Two different imaginary solutions B. Two different irrational solutions C. Two different rational solutions D. Exactly one rational solution
Mathematics
Find the Jacobian for the given transformation.
A. -9 B. 9 C. 21 D. -21
Mathematics
Fill in the blank with one of the words or phrases listed below. 
Two numbers that are the same distance from 0 on the number line but are on opposite sides of 0 are called 
.
A. opposites B. inequality symbols C. integers D. average
Mathematics
Express the number in terms of j (if necessary, round the result to three significant digits).
A. 
B. 
C. 
D. 
E. 
Mathematics