Matematika Rekayasa 2 tugas 1

	NAMA : CHOLIQ AUFAR NUGRAHA
	NPM     : 0953010009
	X	Y	X2	X.Y
	1	1.9	1	1.9
	2	3.9	4	7.8
	3	5.9	9	17.7
	4	8.9	16	35.6
	5	12.9	25	64.5
	15	33.5	55	127.5
	127,5 = 55(a) + 15 (b) X₁
	33,5 = 15 (a) +  5  (b) X₂
	127,5 = 55(a)
	100,5 = 45(a)
	27    =10(a)
	a    = 2,7
	33,5 = 15(2,7) + 5b
	33,5 = 40,5 + 5b
	5b = -7
	b = -1,4
	Model matematik		Y= 2,7
			X= -1,4