Factor the trinomial.z2 - 2z - 80
A. (z + 8)(z - 10)
B. (z - 80)(z + 1)
C. (z - 8)(z + 10)
D. (z - 8)(z - 10)
Answer: A
Mathematics
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Using the graph of the parabola, determine the coordinates of the vertex and focus, and the equation of the directrix.
A. Vertex (1, 3), focus (3, 3), directrix y = -1 B. Vertex (3, 3), focus (1, 3), directrix x = -1 C. Vertex (1, 3), focus (-1, 3), directrix x = 3 D. Vertex (1, 3), focus (3, 3), directrix x = -1
Mathematics
Compute the product, expressing the answer in lowest terms.
× 
A. 
B. 
C. 
D. 
Mathematics
Evaluate the exponential expression. Write the answer as an improper fraction where appropriate.
2
A. - 
B. 
C. - 
D. 
Mathematics
Write the number in decimal notation without the use of exponents.9.33 × 10-4
A. -933,000 B. 0.00933 C. 0.000933 D. 0.0000933
Mathematics