Perform the indicated operation. Write the answer in lowest terms.4 ? 3
A. 13
B. 12
C. 12
D. 12
Answer: A
Mathematics
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Determine the validity of the argument.Martians are green.Roger is not green.Therefore Roger is not a Martian.
A. Valid B. Not valid
Mathematics
Use the fundamental identities to find the value of the trigonometric function.Find sin ? if cot ? = - 6 and cos ? < 0.
A. 
B. - 37
C. 
D. - 
Mathematics
Evaluate.-162 ÷ 9
A. -18
B. 18
C. - 
D. -28
Mathematics
Evaluate the terms of the sum using the given information.x1 = 5, x2 = -1, x3 = 3, x4 = 2, and ?x = -0.9; f(x) = 3x2 - x
A. 29.5 + 0.1 + 11.7 + 5.8 B. 19.5 - 3.9 + 11.7 + 7.8 C. -63 - 3.6 - 21.6 - 9 D. 70 + 4 + 24 + 10
Mathematics