Lanzan una pelota desde una altura inicial de 5 pies con una velocidad inicial ascendente de 27 ft/s. La altura de la pelota h (en pies) después de t segundos se obtiene por lo siguiente. Hallar todos los valores de t para los cuales la altura de la pelota es 15 pies.
Redondear la(s) respuesta(s) a la centésima más cercana.
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What is the equation of the parabola with focus (-1,-1) and directrix y=1?

Read the excerpt from gilgamesh: a new english version. gilgamesh backed away. he said,"how dreadful humbaba's face has become! it is changing into a thousand nightmarefaces, more horrible than i can bear. i feel haunted. i am too afraid to go on." §enkidu answered, "why, dear friend, do you speak like a coward? what you just saidis unworthy of you. it grieves my heartwe must not hesitate or retreat."

There are 1872 steps in a building that has 104 floors. each floor has the same number of steps. a second building has the same number of floors but 2 fewer steps between each floor. how many steps are there between each floor of the second building?