Question

solve the inequality: |k|-6≤-1

Answer 1

when dealing with modulus, you have to isolate it and square both sides, can you do that?

Answer 2

yes. I did the problem and came with the answers 5 and 7 but wolfram alpha says its ± 5

Answer 3

*plus or minus 5

Answer 4

\[\left| k \right| \le 5\]
you get that from rearanging the equation

Answer 5

yes but also you have to do |k|-6≥1--->k≥7

Answer 6

why do you square it?

Answer 7

you have to to solve a modulus but i made a mistake

Answer 8

so what do it do