Classify the following polynomials as linear, quadratic and cubic polynomials:
`3r^3`

Classify the following polynomials as linear, quadratic and cubic polynomials: 5p

Classify the following polynomials as linear, quadratic and cubic polynomials: a^2

Classify the following polynomials as linear, quadratic and cubic polynomials: m^3 +7m^2 +5/2 m -\sqrt{7}

Classify the following polynomials as linear, quadratic and cubic polynomials: 2x^2 +3x +1

Classify the following polynomials as linear, quadratic and cubic polynomials: \sqrt{2} y -1/2

Classify the following polynomial as linear, quadratic and cubic polynomial. m^3+7m^2+5/2m-7, 3r^3