{x | x is a letter of the word SEEDED} 
{x | x is a letter of the word DRESSED} =_____.
A. {S, E, D}
B. {D, R, S}
C. {D, R, E, S}
D. {E}
Answer: A
Mathematics
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A. x15 - 10x12y2 + 40x9y4 - 80x6y6 + 80x3y8 - 32y10 B. x15 - 32y10 C. x15 - 2x12y2 + 4x9y4 - 8x6y6 + 16x3y8 - 32y10 D. x15 - 10x7y2 + 40x6y4 - 80x5y5 + 80x3y6 - 32y7
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Rationalize the numerator.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics
Multiply.7x7(10x7 - 11x4)
A. 70x14 - 77x11 B. -7x14 - 7x11 C. -7x7 D. 70x14 - 11x4
Mathematics
Graph the parabola.f(x) = -x2 + 2x - 4
A. 
B. 
C. 
D. 
Mathematics