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soal tanpa akar = √p
1 = p
3 + p
p² + 3p = 1
P² + 3p - 1 = 0
gunakan rumus abc
p1,2 = -b +- √(b²-4ac)
2a
= -3 +-√(9 + 4)
2
= -3 +-√13
2 karena jawaban/nilai p tidak mungkin negatif, maka
p = (1/2)(-3+√13)
Jadi, soal tersebut = √(1/2)(-3+√13) atau
soal = √(-3 + √13) x √2
√2 √2
= √(-6 + 2√13)
2