Evaluate the absolute value.|-12|
A. 24
B. 12
C. 0
D. -12
Answer: B
Mathematics
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Perform the operations.
A. 0.00496 B. 0.496 C. 49.6 D. 0.0496
Mathematics
Use the rules of exponents to simplify the expression. Write the answer with positive exponents. Assume that all variables represent positive real numbers.
A. 
B. 
C. x17/3
D. x13/3
Mathematics
Solve the equation in the real number system.x3 + 3x2 - 4x - 12 = 0
A. {-2, 2, 3} B. {2, 3} C. {-3, -2} D. {-3, -2, 2}
Mathematics
Find the exact value of the expression if ? = 30°. Do not use a calculator.f(?) = cos ?Find [f(?)]2.
A. 
B. 
C. 
D. 
Mathematics