On federal income tax returns, business owners can depreciate the value of business equipment. If a computer purchased for $3000 depreciates at 30%
per year, when will the value of the computer be $400?

How do you answer this question? (step by step)

Which expression is equivalent to 2x^2+7x+4?

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.