Write the expression in radical notation.
-2/7
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Find the probability.When two balanced dice are rolled, there are 36 possible outcomes. Find the probability that either doubles are rolled or the sum of the dice is 6.
A. 
B. 
C. 
D. 
Mathematics
Find a rectangular equation for the curve and describe the curve.x = sin ?, y = 3 cos ?; -? ? t ? ?
A. 9x2 + y2 = 9; portion of an ellipse B. x2 + y2 = 9; circle with radius 3 C. 9x2 + y2 = 9; ellipse D. x2 + 9y2 = 9; ellipse
Mathematics
Perform the indicated operation.4.49 kg - 198 g
A. 251 g B. 4.292 g C. 4.292 kg D. 4292 kg
Mathematics
Simplify the expression. Express the answer so that all exponents are positive. Whenever an exponent is 0 or negative, we assume that the base is not 0.
A. 
B. 
C. 
D. x9y3
Mathematics