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√9 + √√17 = √9 + √√17
jadi secara logika jawabannya pasti satu. paham g?
(√2)(√(9 + √17)) - (√2)(√(9 - √17)) = P√2
√2(9 + √17) - √2(9 - √17) = P√2
√(18 + 2√17) - √(18 - 2√17) = P√2
√{(17+1) + 2√(17.1)} - √{(17+1) - 2√(17.1)} = P√2
√17 + √1 - (√17 - √1) = P√2
√17 + 1 - √17 + 1 = P√2
P√2 = 2 ⇔ P = 2/√2 ⇔ P = √2
Jadi, √(9 + √17) - √(9 - √17) = √2