Use one of De Morgan's laws to write the negation of the statement.2 < 9 or 7 ? 6
A. 2 < 9 or 7 = 6
B. 2 ? 9 or 7 ? 6
C. 2 ? 9 and 7 = 6
D. 2 ? 9 or 7 = 6
Answer: C
Mathematics
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Factor the trinomial completely. If the polynomial cannot be factored, write "prime."3x7 - 33x6 + 54x5
A. x5(x - 2)(3x - 27) B. x5(3x - 6)(x - 9) C. 3x5(x - 2)(x - 9) D. 3x5(x2 - 11x + 18)
Mathematics
Perform the indicated operations.
+ 
A. 
x6 + 
B. 
x2 + 
x + 4
C. 
x2 - 
x + 
D. 
x4 - 
x2 + 
Mathematics
Complete the table of values. Write the results as ordered pairs.x - 8 = 0
A. (8, -7); (8, -2); (8, 5) B. (-15, -7); (-10, -2); (-3, 5) C. (1, -7); (6, -2); (13, 5) D. (-56, -7); (-16, -2); (40, 5)
Mathematics
Solve the problem.Determine whether the ordered triple (7, 2, -5) is a solution of the system of equations.3x - 8y + z = 02x + 4y - 3z = 37-x + 2y - z = 2
A. Yes B. No
Mathematics