Simplify 5/( square root of 2-1)

Math
52-1
Multiply 52-1 by 2+12+1.
52-1⋅2+12+1
Multiply 52-1 and 2+12+1.
5(2+1)(2-1)(2+1)
Expand the denominator using the FOIL method.
5(2+1)22+2-2-1
Simplify.
5(2+1)1
Divide 5(2+1) by 1.
5(2+1)
Apply the distributive property.
52+5⋅1
Multiply 5 by 1.
52+5
The result can be shown in multiple forms.
Exact Form:
52+5
Decimal Form:
12.07106781…
Simplify 5/( square root of 2-1)

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