Completing the square Rewrite the function by completing the square.
f(x) = x2 - 4x + 70
f(x) = (x+
12+

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.

Find the maximum value of p= 4x + 5y subject to the following constraints :

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?