Standard form of 1.23 * 10 to the 11th power

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.

Which table represents points on the graph of h(x) = 3√-x+2?

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle