Find all real numbers in [0, 2?] that satisfy the equation.
cos (2x) = 1
A. 0, 
, ?, 
B. 
, 
, 
, 
C. 
, 
, 
, 
D. no solution
Answer: C
Mathematics
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Graph the inequality.x + y ? -5
A. 
B. 
C. 
D. 
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Solve the problem.Eachaya must make a 20% down payment on the purchase price of the $36,950 truck he is planning to buy. Find the down payment.
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