Question

na p.a (-4 -1,2 )qual sera 24 termo

Answer 1

$p.a (-4, -1,2 )\\\\ a_{24}=?\\ a_1=-4\\ n=24\\ r=3\\\\ a_n=a_1+(n-1)*r\\\\ a_{24}=-4+(24-1)*3\to \\ a_{24}=-4+23*3\to \\ a_{24}=-4+69\to \\ a_{24}=65$


PA (-4, -1, 2, 5, 8, 11, 14, 17, 20, 23, 26, 29, 32, 35, 38, 41, 44, 47, 50, 53, 56, 59, 62, 65)