Add or subtract as indicated. Write the answer in simplest form.
- 
A. - 
B. 
C. - 
D. 
Answer: B
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Find the exact value of the square root without a calculator.
A. 0.07 B. -3.5 C. 3.5 D. 0.7
Multiply the polynomials. Express the answer as a single polynomial in standard form.(x + 3y)(x - 3y)
A. x2 + 6xy - 9y2 B. x2 - 6y2 C. x2 - 9y2 D. x2 - 6xy - 9y2
List the intercepts of the graph.Tell whether the graph is symmetric with respect to the x-axis, y-axis, origin, or none of these. 
A. intercepts: (0, -1) and (0, 1) symmetric with respect to x-axis, y-axis, and origin B. intercepts: (0, -1) and (0, 1) symmetric with respect to y-axis C. intercepts: (-1, 0) and (1, 0) symmetric with respect to origin D. intercepts: (-1, 0) and (1, 0) symmetric with respect to x-axis, y-axis, and origin
Select the curve represented by the parametric equations.
?
?
A. ?
B. ?
?
C. ?
D. ?
E. ?
