Perform the indicated operation. Simplify the result, if possible.
+ 
A. x - 4
B. x - 5
C. 
D. x + 4
Answer: A
Mathematics
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Find the area of the shaded region.
A. ? - 2 B. ? C. 2 D. ? + 2
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Prove that the equation is an identity.
= cot(15k) tan (2k)
What will be an ideal response?
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Construct a truth table for the given statement.~ (p ? ~ q)
A. 
B. 
C. 
D. 
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Use a graphical method to solve the system. Give x- and y-coordinates correct to the nearest hundredth.y = log10(x + 8)y = x2
A. (-0.92, -0.85), (0.98, -0.95) B. (-1.38, -1.89), (1.50, -2.25) C. (-0.92, 0.85), (0.98, 0.95) D. (-1.38, 1.89), (1.50, 2.25)
Mathematics