Factor completely.24x2 - 104x - 80
A. prime
B. 8(3x - 2)(x + 5)
C. (24x + 16)(x - 5)
D. 8(3x + 2)(x - 5)
Answer: D
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Use the earthquake magnitude scale to answer the question.How many times as much energy is released by an earthquake of magnitude 4 as by one of magnitude 2?
A. 106 times as much energy B. 104 times as much energy C. 102 times as much energy D. 103 times as much energy
Use Lagrange multipliers to find the maximum and minimum values of the function f( x,y,z) = 5x - y - 5z subject to the constraints x + 2y - z = 0 and x² + 4y² = 1.
What will be an ideal response?
If the statement is true for all sets C and D, write "true." If it is not true for all sets C and D, write "false." Assume that C ? ?, U ? ?, and C ? U.If C ? D, then C ? D.
A. True B. False
Provide an appropriate response.True or false? The equation -x2 = - 144 has no real solutions. If false, give the solution or solutions.
A. False; -12 B. False; 12 and -12 C. False; 12 D. True