Multiply.-4x2(-2x4 - 5x2 - 4)
A. 8x6 - 5x2 - 4
B. 8x4 + 20x2 + 16
C. 8x6 + 20x4 + 16x2
D. 8x6 + 20x4
Answer: C
Mathematics
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The truth table shown below represents what kind of digital circuit?
a. NOR gate
b. AND gate
c. NAND gate
d. OR gate
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Solve the inequality. Graph the solution set and write it in interval notation.-4x > -12 and x + 4 > 6
A. (-?, 2) ? (3, ?)
B. ?
C. (3, ?)
D. (2, 3)
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Solve the problem.Alex and Juana went on a 150-mile canoe trip with their class. On the first day they traveled 24 miles. What percent of the total distance did they canoe?
A. 0.16% B. 16% C. 600% D. 6%
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Factor the polynomial by grouping:
a. 
b. 
c. 
d. 
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