Let B = {0, 1, 2, 3} and define a relation U on B by
U = {(0, 2), (0, 3), (1, 2)}.
Is U transitive? Justify your answer.
U is transitive by default: there are no elements x, y, and z in B such that (x, y) ? U and (y, z) ? U.
Mathematics
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Express the number in scientific notation.870,000
A. 8.7 × 105 B. 8.7 × 104 C. 8.7 × 10-4 D. 8.7 × 10-5
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Identify the triangle as scalene, isosceles, or equilateral.
A. Isosceles B. Equilateral C. Scalene
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Graph the function using a solid line and its inverse using a dashed line on the same set of axes.f(x) = x2 + 3, x ? 0
A. 
B. 
C. 
D. 
Mathematics
Use a calculator to approximate the square root. Round to three decimal places.
A. 1.376 B. 1.389 C. 1 D. 1.404
Mathematics