Write the first five terms of the geometric sequence with the given information.an = -2an-1; a1 = -3
A. -2, -6, -12, -24, -48
B. -3, -5, -7, -9, -11
C. -3, 6, -12, 24, -48
D. 6, -12, 24, -48, 96
Answer: C
Mathematics
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Find all solutions of the equation in the interval [0°, 360°). Round the answers to the nearest tenth of a degree.tan (? + 60°) = 7
A. {21.9°, 201.9°} B. {21.9°, 38.1°} C. {21.9°} D. {21.9°, 218.1°}
Mathematics
Between each pair of numbers, insert the appropriate sign, <, =, or >, to make a true statement.1.6 1.75
A. 1.6 > 1.75 B. 1.6 = 1.75 C. 1.6 < 1.75
Mathematics
Solve the system of equations. x - y + 2z = 35x + z = 1 x + 3y + z = -2
A. No solution B. (1, -1, 0) C. (0, -1, 1) D. (1, 0, -1)
Mathematics
Decide whether the statement is true or false.{4, 10, 12} ? {12, 4, 10} = {4, 12}
A. True B. False
Mathematics