Graph the ellipse.
+ 
= 1 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Add or subtract as indicated. Write the answer in simplest form.
+ 
A. 
B. 
C. 
D. 
Mathematics
Decide whether or not the equation defines y as a function of x.y = 
A. No B. Yes
Mathematics
Define a relation R from R to R as follows: For all (x, y) ? R×R, (x, y) ? R if, and only if, x = y^2 + 1.
(a) Is (2, 5) ? R? Is (5, 2) ? R? Is (?3) R 10? Is 10 R (?3)? (b) Draw the graph of R in the Cartesian plane. (c) Is R a function from R to R? Explain.
Mathematics
Simplify the expression. Leave answers with exponents.(x3)5
A. 5x3 B. x8 C. x15 D. 15x
Mathematics