Solve. Provide answers in interval notation.x2 + 5x - 6 > 0
A. (1, ?)
B. (-6, 1)
C. (-?, -6)
D. (-?, -6) ? (1, ?)
Answer: D
You might also like to view...
Solve the problem.A data set consists of 571 lightbulbs. Over a long period of time, the lifetimes of those lightbulbs have been tested. It has been found that the mean and standard deviation are known and the lifetimes of the bulbs are normally distributed. What number of bulbs within this data set will have lifetimes that lie within 2 standard deviations to either side of the mean? Round your answer to the nearest whole number.
A. 480 B. 272 C. 285 D. 545
Solve the problems.When Paula set off to drive to her friend's house, the odometer read 5,634.5 miles. When she arrived at her friend's house, the odometer read 5,708.8 miles. How far had she driven?
A. 84.3 mi B. 74.3 mi C. 75.3 mi D. 74.4 mi
Solve the problem.A bridge is built in the shape of a parabolic arch. The bridge arch has a span of 170 feet and a maximum height of 30 feet. Find the height of the arch at 15 feet from its center.
A. 3.7 ft B. 21.3 ft C. 29.1 ft D. 0.2 ft
Name the property illustrated by the statement.24 + (5 + 10) = (24 + 5) + 10
A. commutative property of addition B. associative property of addition C. identity element for addition D. distributive property