Let -25*f**5/2 - 14755*f**4/2 + 28158*f**3 - 33832*f**2 + 15440*f - 2376 = 0. What is f?
-
What is the l'th term of -3, 7, 27, 63, 121, 207, 327?
-
What is the j'th term of -348, -346, -342, -336, -328, -318?
-
What is the v'th term of 8238, 16479, 24720, 32961, 41202, 49443?
-
What is the z'th term of 1280, 2580, 3882, 5186?
-
What is the j'th term of 190, 181, 168, 151, 130?
-
What is the u'th term of 2606, 5207, 7808, 10409?
一个美术生