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04-10-2018
Mathematics

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square root -64 minus square root -25... complex numners.. i am so confused

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incorrect01 incorrect01

04-10-2018

[tex] \sqrt{ - 64} - \sqrt{ - 25} \\ 8i - 5i \\ 3i \\ [/tex]
square root of negative is an imaginary solution or number. meaning it exist somewhere. square root of 64 is 8 and the square root of 25 is 5. "i" represent imaginary number

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04-10-2018

The answer would be 3

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