Simplify the expression. Use positive exponents. Assume variables represent nonzero real numbers.
2 ? 
3
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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The equation of an ellipse is given. Put the equation in standard form and sketch the ellipse.9x2 + 49y2 = 441
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Determine the coordinates of the indicated point on the graph. 
G
A. (0, -3) B. (-3, 0) C. (0, 3) D. (3, 0)
Mathematics
Solve the equation.97x + 3 = 27
A. 
B. 
C. 
D. 
Mathematics
Determine whether the equation defines y as a function of x. x + 7y = 9
A. function B. not a function
Mathematics