Evaluate exactly.tan(sec-1 1) + cos(tan-1(-
))
A. 
B. 
C. 
D. Undefined
Answer: C
Mathematics
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Determine the value of x or ? as requested. Round results to an appropriate number of significant digits.Determine the value of ?.
A. 2° B. 38° C. 52° D. 1°
Mathematics
Provide an appropriate response.Convert 6 gallons to pints using unit ratios.
A. 36 pints B. 24 pints C. 48 pints D. 12 pints E. none of the above
Mathematics
Solve the problem.Subtract (5a5 - 3a4) from the sum of (7a5 - 3a4) and 
A. 5a9 B. 10a5 - 5a4 C. 10a10 - 5a8 D. 5a18
Mathematics
Find the least common multiple (LCM) of the pair of numbers.19 and 2
A. 2 B. 21 C. 19 D. 38
Mathematics