Solve the system of equations using matrices (row operations). If the system has no solution, say that it is inconsistent.
A. x = -1, y = 6, z = 2; (-1, 6, 2)
B. x = 1, y = 8, z = 6; (1, 8, 6)
C. x = 1, y = 6, z = 8; (1, 6, 8)
D. inconsistent
Answer: C
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A.
B.
C.
D.
List all subsets or determine the number of subsets as requested.List all the subsets of {fox, hen, sheep}.
A. {fox, hen}, {fox, sheep}, {hen, sheep}, {fox}, {hen}, {sheep}, { } B. {fox, hen, sheep}, {fox, hen}, {fox, sheep}, {hen, sheep}, {fox}, {hen}, {sheep}, { } C. {fox, hen, sheep}, {fox, hen}, {fox, sheep}, {hen, sheep}, {fox}, {hen}, {sheep} D. {fox, hen}, {fox, sheep}, {hen, sheep}, {fox}, {hen}, {sheep}
What part of the object or set of objects is shaded?
A.
B.
C.
D.
Find the absolute value.
A. -
B.
C. 0
D.