Solve. Graph the solution on a number line, and express it in interval notation.5x + 11 ? -25
or
5x + 11 ? 25
A. x ? - or x ?
,
?
B. - ? x ?
,
C. -8 ? x ? 2, [-8, 2]
D. x ? -8 or x ? 2, (-?, -8] ? [2, ?)
Answer: A
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Find the indicated quantities for the appropriate geometric sequence.A worker producing 470 units per day is told she must improve her output to 680 in 19 days. If her improvement is geometric, what must be her daily rate of improvement? Round to three decimal places.
A. 771.612 B. -0.021 C. 1.019 D. 1.021
Solve the problem.Insert the symbol <, >, or = to make a true statement. -0.24 _____ -0.22
A. < B. = C. >
Use the formula C = (F - 32) for converting degrees Fahrenheit into degrees Celsius to find the Celsius measure of the Fahrenheit temperature.F = -13°
A. -20° C B. -25° C C. -15° C D. -30° C
Solve the problem.Write 0.71 as an infinite geometric series and use the formula for S? to write it as a rational number.
A.
B.
C.
D.