1. Identifique las coordenadas del centro, focos y vértices de las elipses representadas en las gráficas:
(0,2)
(0,2)
(-3,0)
(-4,0)
0
5
(0,5)
(0,2)
5
5
(1,0)
(40)

What are the possible rational zeros of [tex]f(x) = x^4+2x^3-3x^2-4x+18[/tex]

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

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.