Add or subtract as indicated. Simplify, if necessary.
+ 
A. - 
B. - 
C. 
D. 
Answer: C
Mathematics
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Use the appropriate addition formula to find the exact value of the expression.sin 
A. - 
B. 
C. 
D. 
Mathematics
Solve the equation.log9x = 
A. 81 B. 512 C. 3 D. 0.00195312
Mathematics
Solve the equation.
+ 1 = 
A. x = 16 B. x = 4 C. no solution D. x = 64
Mathematics
Solve by using the square root property.3x2 - 33 = 0
A. x = ± 
B. x = ± 
C. x = ± 
D. x = 
Mathematics