This is the numbers 3-4

Leslie started last week with $1200 in her checking account. during the week, she wrote the checks below.

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.

What are the solutions of the equation x4 + 6x2 + 5 = 0? use u substitution to solve.