Rationalize the denominator. Write the quotient in lowest terms.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Evaluate or simplify the given expression.cos(2 cos-1 x)
A. 2x2 + 1 B. 2x2 - 1 C. 1 D. -1
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Use the table to find the instantaneous velocity of y at the specified value of x.x = 1.
A. 4 B. 6 C. 2 D. 8
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Make a line graph using the given frequencies.
?
A. 
B. 
C. 
D. None of the above
Mathematics
Given matrices A and B, find the indicated matrix if possible.A = 
, B = 
Find AB.
A. 
B. AB is not defined.
C. 
D. 
Mathematics