Solve the problem.How many different 7-letter codes are there if only the letters A, B, C, D, E, F, G, H, and I can be used and no letter can be used more than once?
A. 181,440
B. 7
C. 36
D. 4,782,969
Answer: A
Mathematics
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Solve the triangle.a = 11, b = 11, c = 8
A. A = 42.6°, B = 68.7°, C = 68.7° B. A = 69.7°, B = 69.7°, C = 40.6° C. A = 68.7°, B = 42.6°, C = 68.7° D. A = 68.7°, B = 68.7°, C = 42.6°
Mathematics
Provide an appropriate response.The expression (3 + 5) ÷ 2 contains parentheses. Are they necessary? Explain.
What will be an ideal response?
Mathematics
Evaluate the polynomial.3x5 - 3x4 + 2x3 - x2for x = 2
A. 56 B. 55 C. 60 D. 89
Mathematics
Name the quadrant in which the point is located.(2, -16)
A. Quadrant II B. Quadrant I C. Quadrant III D. Quadrant IV
Mathematics