Graph the system of inequalities.x2 + y2 ? 36x2 + y2 ? 4
A. 
B. 
C. 
D. no solution
Answer: A
Mathematics
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Evaluate for the value of the variable(s) indicated.x3 - 2x2y + 2y + 3 for x = 4 and y = 2
A. 7 B. 135 C. 199 D. 47
Mathematics
Multiply or divide. Simplify, if possible. Assume all variables and radicands represent nonnegative real numbers.
A. 2
B. 
C. 5
D. 5
Mathematics
Rewrite the expression with a positive rational exponent. Simplify, if possible.2-2/7 ? 23/7
A. 21/7 B. 26/7 C. 27/6 D. 2-1/7
Mathematics
Evaluate the sum.
A. 40 B. 78 C. 39 D. 21
Mathematics