Express the sum or difference as a product of sines and/or cosines.sin(9?) - sin(3?)
A. 2 sin(3?) cos(6?)
B. 2 sin(6?) cos(3?)
C. 2 sin(3?)
D. 2 cos(3?) cos(6?)
Answer: A
Mathematics
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Add or subtract. Assume all variables represent nonnegative real numbers.6
- 5x
A. 2x
B. x
C. 6
- 2x
D. Cannot simplify
Mathematics
Provide an appropriate response.Solve the equation: -10x = -5
A. x = -2
B. x = 
C. x = 
D. x = 2
Mathematics
Use substitution to determine whether the given x-value is a solution of the equation.sin x = - 
, x = 
A. Yes B. No
Mathematics
Convert the angle to decimal degrees and round to the nearest hundredth of a degree.-246°43'20''
A. -246.66° B. -246.76° C. -246.72° D. -246.71°
Mathematics