Factor the trinomial completely.4x2y2 - 20x2y + 25x2
A. x2(2y + 5)2
B. x2(2y - 5)(2y + 5)
C. x2(2y - 5)2
D. prime
Answer: C
Mathematics
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Solve by elimination.-2x - 4y = 3-4x - 8y = -6
A. No solution B. Infinite number of solutions C. (6, 12) D. (-6, -12)
Mathematics
Apply Green's Theorem to evaluate the integral.
(5y + x) dx + (y + 4x) dyC: The circle (x - 6)2 + (y - 3)2 = 9
A. 9? B. -6 C. -54 D. -9?
Mathematics
Use a rational exponent to write the expression.
A. x-9/2 B. x9/2 C. x-2/9 D. -x2/9
Mathematics
Add or subtract as indicated. Simplify if necessary.
+ 
- 
A. 
B. 
C. 
D. 
Mathematics