Solve the problem.For what value of r does the infinite series 1 + 7r + r2 + 7r3 + r4 + 7r5 + r6 + ... converge?
A. |r| < 7
B. |r| < 
C. |r| < 
D. |r| < 1
Answer: D
Mathematics
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Use the zero-exponent rule to simplify the expression.18y0
A. 18 B. 18y C. 0 D. 1
Mathematics
Determine the truth value of the statement.(~p ? q ) ? ( p ? q )
Fill in the blank(s) with the appropriate word(s).
Mathematics
Evaluate.-23
A. 2 B. 8 C. -8 D. -18
Mathematics
Solve.A rectangular field has a perimeter of 372 yd. The width of the field is 48 yd less than the length. What are the dimensions of the field?
A. Length: 117 yd, width: 81 yd B. Length: 234 yd, width: 69 yd C. Length: 101 yd, width: 85 yd D. Length: 117 yd, width: 69 yd
Mathematics