Me
a supermarket employee is making a mixture of cashews and almonds. cashews cost $7 per pound, and almonds cost $5 per pound. the employee wants to make less than 6 pounds of the mixture and wants the total cost of the nuts used in the mixture to be not more than $30.
let x represent the number of pounds of cashews. let y represent the number of pounds of almonds.
select all inequalities that represent constraints for this situation.
x+y≤30
x+y≤6
7x+5y< 6
7x+5y> 30
x+y< 6
7x+5y≤30

Compare these two waves: the blue and orange waves have the same pitch, but the blue wave is louder. the blue and orange waves have the same volume, but the blue wave has a higher pitch. the orange wave has a higher pitch, but the blue wave is louder. the blue wave has a higher pitch, but the orange wave is louder.

Jeffery conducted a survey in his school and found that 30 of the 50 eighth grade students' favorite subject is mathematics. based on the results, jeffery concluded that out of the 200 students in his school, 120 students' favorite subject is mathematics. select the statement that is true about jeffery's conclusion. a. jeffery's conclusion is not valid because the sample was biased since only 200 students were surveyed. b. jeffery's conclusion is valid because the sample was random since all of the students were eighth grade students. c. jeffery's conclusion is valid because the sample was random. d. jeffery's conclusion is not valid because the sample was biased since all of the students were eighth grade students.

At which value in the domain does f(x) =0?