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Answered by
1
Answer:
Step-by-step explanation:
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Answered by
4
Answer:
=> x = -2√2 , √2
Step-by-step explanation:
=> x² + √2 x - 4 = 0
=> x² + 2√2 x - √2 x - 4 = 0
=> x(x + 2√2) -√2(x + 2√2)=0
=> (x + 2√2)(x - √2) =0
So either
=> x = √2
Or
=> x = - 2√2
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