Select the correct answer. What is this expression in simplified form? (-7√3)(11 √10)
A. -462√5
B. -√2,310
C. -77√30
D. -231√10

Approximately how many more job openings are expected for security guards than pharmacy technicians? a. 2,000 b. 11,100 c. 21,000 d. 32,000

Luke started a weight-loss program. the first week, he lost x pounds. the second week, he lost pounds less than times the pounds he lost the first week. the third week, he lost 1 pound more than of the pounds he lost the first week. liam started a weight-loss program when luke did. the first week, he lost 1 pound less than times the pounds luke lost the first week. the second week, he lost 4 pounds less than times the pounds luke lost the first week. the third week, he lost pound more than times the pounds luke lost the first week.

Identify the number as a rational or irrational.explai. 291.87