Solve the inequality using a sign chart.-7x2 - 6 ? -23x
A. x ? 
or x ? 3
B. 
? x ? 3
C. x > 3
D. x ? 
Answer: B
You might also like to view...
Solve the problem.Find 10% of 200 boxes.
A. 200 boxes B. 20 boxes C. 0.2 boxes D. 2 boxes
Evaluate 
at the indicated value of x. Round your result to three decimal places.
?
?
A. -0.5 B. 0.01 C. 0.5 D. -2 E. 2
Within a large metropolitan area, 15% of the commuters currently use the public transportation system, whereas the remaining 85% commute via automobile. The city has recently revitalized and expanded its public transportation system. It is expected that 6 months from now 10% of those who are now commuting to work via automobile will switch to public transportation, and 90% will continue to commute via automobile. At the same time, it is expected that 40% of those now using public transportation will commute via automobile, and 60% will continue to use public transportation. In the long run, what percent of the commuters will be using public transportation?
__________ %
Use a calculator to find the value of the function in degrees. Round to the nearest hundredth when necessary.sin-1 0.6626
A. 33.53° B. 41.5° C. -41.5° D. 131.5°