Which situation results in a change that could be modeled by a negative number? O a change in elevation from 492 feet to 783 feet
a change in elevation from -12 feet to 123 feet
a change in elevation from sea level to 87 feet
O a change in elevation from 632 feet to 312 feet

Teams of 4 are competing in a 1/4 mile relay race. each runner must run the same exact distance. what is the distance each teammate runs?

Find two consexutive odd integers such that the sum of their square is 650

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.