Factor completely. If the polynomial is prime, so state.10x2 + 7xy - 12y2
A. (10x + 3y)(x - 4y)
B. (2x + 3y)(5x - 4y)
C. (2x - 3y)(5x + 4y)
D. prime
Answer: B
Mathematics
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Write the sum or difference as a product containing only sines and/or cosines.sin(10?) - sin(4?)
A. 2 sin(3?) B. 2 sin(3?) cos(7?) C. 2 cos(4?) cos(7?) D. 2 sin(7?) cos(3?)
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,g(x) = 
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Complete the graph by shading the correct region.x > 3y
A. 
B. 
C. 
D. 
Mathematics