Simplify the expression.6 - 2(s - 9t)
A. 6 + 2s - 18t
B. 6 - 2s + 18t
C. 6 + 2s + 18t
D. 6 - 2s - 18t
Answer: B
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Solve the problem.A pair of six-sided dice are rolled. The observation is the number that comes up on each die. The event described by E: "the sum of the two numbers rolled is 2, 4, or 6" is
A. {(1, 1), (1, 3), (1, 5), (2, 2), (2, 4), (3, 1), (3, 3), (4, 2), (5, 1), (6, 2)}. B. {(1, 1), (1, 3), (1, 5), (2, 2), (2, 4), (3, 1), (3, 3), (4, 2), (5, 1)}. C. {(1, 1), (1, 3), (1, 5), (2, 2), (2, 4), (3, 1), (3, 3), (4, 2)}. D. {(1, 3), (1, 5), (2, 2), (2, 4), (3, 1), (3, 3), (4, 2), (5, 1)}. E. none of these
Solve the special system by substitution. If the system is dependent, write the solution using set-builder notation with the common line expressed in slope-intercept form.
A. ? B. {(x, y)|y = x - 3} C. (5, -2) D. {(x, y)|y = -x + 3}
Indicate whether the statement is true or false.1.15 is an integer.
A. true B. false
Expand the expression using the Binomial Theorem.(2x + 1)5
A. (4x2 + 4x + 1)5 B. 32x5 + 16x4 + 8x3 + 4x2 + 2x + 1 C. 32x5 + 80x4 + 80x3 + 40x2 + 10x + 1 D. 32x5 + 10x4 + 40x3 + 40x2 + 10x + 1