Solve the inequality algebraically. Express the solution in interval notation.
< 0
A. (-5, 6)
B. (-?, -5)
C. (6, ?)
D. (-?, -5) ? (6, ?)
Answer: A
Mathematics
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A. x = 4, y = 2, z = 5 B. x = 5, y = 2, z = 4 C. x = 4, y = 5, z = 2 D. inconsistent system, no solution
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Find the derivative of the function.
?
?
A. 
B. ?
C. ?
D. ?
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Find the indicated matrix.Let A = [-4 2] and B = [1 0]. Find 2A + 3B.
A. [-8 4] B. [-1 2] C. [-5 4] D. [-7 4]
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Find a formula for an for the arithmetic sequence. ? a1 = 4, d = 7 ?
A. an ?= -7n + 11 B. an ?= 7n - 3 C. an ?= 7n + 3 D. an ?= -7n ?+ 3 E. an ?= 7n - 11
Mathematics