Write the rational expression in lowest terms.
A. Already in lowest terms
B. 
C. 
D. 
Answer: A
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Identify the polynomial as a monomial, binomial, trinomial, or none of these. Give its degree.-12c6 + 5c5 - 7c4
A. Binomial, degree 5 B. Binomial, degree 15 C. Trinomial, degree 15 D. Trinomial, degree 6
In the strip of rectangles shown, a certain rigid motion applied to the leftmost rectangle takes the figure to the next rectangle. Apply the same motion, but to the second rectangle, to draw the image of the second rectangle in the third rectangle. Continue to use the same motion to fill in the successive rectangles.
A. 
B. 
C. 
D. 
Solve by elimination.-6x + 4y = -2-30x + 20y = -10
A. (-8, 12) B. No solution C. Infinite number of solutions D. (12, -8)
Factor out the greatest common factor.12m9 - 36m7 + 28m3
A. m3(12m6 - 36m4 + 28) B. 4(3m9 - 9m7 + 7m3) C. no common factor D. 4m3(3m6 - 9m4 + 7)