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Mapel : Matematika
Kelas : X
3x² - 4x + 2 = 0
a = 3
b = -4
c = 2
p + q = -b/a
= -(-4) / 3
= 4/3
p . q = c/a
= 2/3
2/p + 2/q = [2(p+q)] / p.q
= [2(4/3)] / (2/3)
= (8/3) / (2/3)
= 8/3 x 3/2
= 4