Why is 75 irrational? А
because it is less than one
B.
because it has no opposite
с
because all square roots are irrational
D
because it cannot be expressed as a ratio of integers

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=

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 statement is true about a number and its additive inverse? a. their product is always one. b. their sum is always one. c. they are always reciprocals of each other. d. their sum is always zero.