Question

This is my first question on StackExchange. So my question is:

If
x=5–√+2−−−−−−√+5–√−2−−−−−−√5–√+1−−−−−−√+5–√+2−−−−−−√+5–√−2−−−−−−√25–√+1−−−−−−√−3−22–√−−−−−−−√
What is the value of x2?

If someone can also tell me how to input mathematical functions on the StackExchange it would be appreciated.​

Answer 1

Answer:

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