Which of the following strategies is appropriate for factoring polynomials with 2 terms? a. determine if the polynomial is the sum of two squares. b. determine if the polynomial is the difference of two squares. c. determine if the polynomial is a perfect square trinomial. d. determine if it can be factored by grouping.

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 3 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30∘c on monday, but decreased at a constant rate in the next 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way

David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?