Find the sum of the arithmetic sequence.{3n - 1}, n = 25
A. 1162.5
B. 950
C. 912.5
D. 1075
Answer: B
Mathematics
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Find the probability of the following card hands from a 52-card deck. In poker, aces are either high or low. A bridge hand is made up of 13 cards.In bridge, all cards in one suit
A. 0.00000000000630 B. 0.00000000000314 C. 0.0000000000314 D. 0.00000000000157
Mathematics
Find all values of x in the interval [0°, 360°) that satisfy the equation. Round approximate answers to the nearest tenth of a degree.sin2 x - 8 sin x - 4 = 0
A. {28.2°, 151.8°} B. No solution C. {208.2°, 331.8°} D. {28.2°, 151.8°, 208.2°, 331.8°}
Mathematics
Find the product.7x(x + 8)(x - 2)
A. 7x2 + 42x - 112 B. 7x3 + 112x2 - 112x C. 7x3 + 42x2 - 112x D. 7x3 + 70x2 - 112x
Mathematics
Find the exact function value if it exists.csc (-90°)
A. -1 B. 2 C. 0 D. Undefined
Mathematics