Multiply.3 ? (-7) ? (-10)
A. -14
B. -11
C. 210
D. -210
Answer: C
Mathematics
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Draw the angle in standard position.
A. 
B. 
C. 
D. 
Mathematics
Express the sum or difference as a product of sines and/or cosines.sin(3?) - sin(5?)
A. 2 sin(4?) cos ? B. -2 sin ? cos(4?) C. 2 cos(3?) cos(4?) D. -2 sin ?
Mathematics
Solve the equation.16x = 1
A. 
B. {1}
C. {0}
D. ?
Mathematics
Solve the system of equations using substitution.
A. x = 6, y = 12 B. x = -2, y = 20; x = -9, y = 27 C. x = 2, y = 16; x = 9, y = 9 D. x = 2, y = 20; x = 9, y = 9
Mathematics