A die is rolled twice. Write the indicated event in set notation.The first roll is a 3 and so is the second.
A. {(3, 3)}
B. (1, 3), (2, 3), (3, 3), (4, 3), (5, 3), (6, 3)}
C. {(3, 1), (3, 2), (3, 3), (3, 4), (3, 5), (3, 6)}
D. {(3, 3), (1, 3), (3, 1), (3, 5), (5, 3)}
Answer: A
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Solve the problem.A kitchen remodeling company determines that the marginal cost, in dollars per foot, of installing x feet of kitchen countertop is given by Find the cost of installing an extra 13 feet of countertop after 30 feet have already been ordered.
A. $55.00 B. $27.50 C. $58.05 D. $257.75
Determine whether the given ordered pair satisfies the inequality.x + 2y > -2:(6, -3)
A. Yes B. No
Eliminate the parameter. Write the resulting equation in standard form.A circle: x = 2 + 5 cos t, y = 5 + 5 sin t
A. +
= 1
B. +
= 1
C. +
= 1
D. (x - 2)2 + (y - 5)2 = 25
Solve. Provide answers in interval notation.49 - x2 ? 0
A. (-7, 7) B. [-7, 7] C. (-?, -7] ? [7, ?) D. [0, 7]