Solve the the system of equations below. Give your solutions as points with exact coordinates, using radicals, not decimals.

`{ ( x^2+y^2 = 7), ( x^2-y^2 = 1) :}`

The solution(s) are:  

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Box 1: Enter your answer as an n-tuple of numbers. Example: (2,5.5172)
Enter each value as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity
Decimal values are not allowed