An object is launched directly overhead at 36 feet per second. The height (in feet) of the object is given by ( ) 2 ht t t =− + + 16 36 5, where t is the time (in seconds) since the object was launched. For how many seconds is the object at or above a height of 25 feet?

Which system of linear inequalities is graphed? can somebody pleasssse

In δabc, if the length of side b is 3 centimeters and the measures of ∠b and ∠c are 45° and 60°, respectively, what is the length of side c to two decimal places?

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.