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13-12-2019
Mathematics

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Which of the following equations cannot be solved using real numbers?
X-4 = 0
x+4 =0
x²-4=0
x²+4=0

Respuesta :

MengXiong1 MengXiong1

13-12-2019

Answer:

x²+4=0

Step-by-step explanation:

x²=-4

√x² = √-4

x = 2i

x is an imaginary number

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