Write the first four terms of the geometric sequence with the given values.a1 = 3, r = -8
A. 3, -24, 192, -1536
B. 3, -24, -72, -216
C. -8, -24, -72, -216
D. 3, -5, -13, -21
Answer: A
Mathematics
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Factor by grouping.cy + y - c - 1
A. (y + 1)(c + 1) B. (y + 1)(c - 1) C. (y - 1)(c + 1) D. (y - 1)(c - 1)
Mathematics
Solve the problem.Joe has a collection of nickels and dimes that is worth $4.00. If the number of dimes were doubled and the number of nickels were increased by 8, the value of the coins would be $6.70. How many dimes does he have?
A. 8 dimes B. 34 dimes C. 23 dimes D. 11 dimes
Mathematics
State the domain of the rational expression.
A. {x|x ? -1, x ? 1} B. {x|x ? 0, x ? -1} C. {x|x ? -1, x ? -4, x ? 1} D. All real numbers
Mathematics
Evaluate the algebraic expression for the given values of the variables.x ÷ 6 ? (12 - y), for x = 36, y = 2
A. 70 B. 74 C. 84 D. 60
Mathematics