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2+x+2 = √6 . √x2+3 . 1/2
x+4 = √6 . √x2+3 . 1/2
kuadratkan
x2 + 8x + 16 = 6 . (x2+3 ) 1/4
x2 + 8x + 16= 3 . (x2+3) 1/2
x2 + 8x + 16= (1,5x2 + 4,5)
-0,5x2 + 8x + 11,5 = 0
-x2 + 16x + 23 = 0
slanjutnya pk rumus abc