Find the value of the expression without using a calculator.2log27
A. 7
B. 49
C. 128
D. 2
Answer: A
Mathematics
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Solve the equation.-2(b + 11) = 0
A. 1, -11 B. -11 C. -2, -11 D. 11, 0
Mathematics
Use the intermediate value theorem for polynomials to show that the polynomial function has a real zero between the numbers given.f(x) = 3x5 + 4x3 - 9x2 + 2; -1 and 0
A. f(-1) = 14 and f(0) = -2 B. f(-1) = -14 and f(0) = 2 C. f(-1) = -13 and f(0) = 3 D. f(-1) = 14 and f(0) = 2
Mathematics
State the domain of the rational function.f(x) = 
A. (-?, 4) ? (4, ?) B. (-?, -4) ? (-4, 0) ? (0, ?) C. (-?, 5) ? (5, ?) D. (-?, -4) ? (-4, ?)
Mathematics
Draw a vector representing the velocity.
?
10 ft/min 
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics