5. In water, the greater the depth, the higher the pressure.
For every 10 m increase in depth, water pressure
increases by about 100 kilopascals (kPa). At a depth of
40 m, the pressure is approximately 500 kPa.
a. State the independent and dependent variables in this

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.