Find all solutions of the equation in the interval [0, 2?).cos
= 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Multiply. Write the answer in lowest terms.
? 
A. 12z
B. 
C. 
D. 
Mathematics
Find the equivalent markup. Round to the nearest tenth of a percent.Markup on cost: 
Markup on selling price: 2.6%
A. 97.3% B. 97.5% C. 2.7% D. 2.5%
Mathematics
Write the sentence as an equation. Use x to represent "a number."Twice the difference of 9 and a number yields -2.
A. 2(9 - x) = -2 B. 2x - 9 = -2 C. 9 - 2x = -2 D. 2(x - 9) = -2
Mathematics
If possible, evaluate the expression at the given value of the variable.
, x = 3
A. 
B. 
C. 
D. Undefined
Mathematics