Solve the equation for x.sin-1 
- cos-1 x = 0
A. ?
B. 
C. 
D. {0}
Answer: B
Mathematics
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Perform the indicated operation and simplify.
+ 
A. 
B. 
C. 
D. 5m - 4
Mathematics
Solve the problem.A private airplane leaves an airport and flies due east at 175 mph. Two hours later, a jet leaves the same airport and flies due east at 315 mph. When will the jet overtake the plane?
A. 1
hr
B. 2
hr
C. 4
hr
D. 
hr
Mathematics
The figure shows an angle ? in standard position with its terminal side intersecting the unit circle. Evaluate the indicated circular function value of ?.Find cot ?.
A. 
B. - 
C. - 
D. 
Mathematics
Add. Use a number line only as a check.-69 + (-83)
A. 14 B. 152 C. -152 D. -14
Mathematics