1.Oblicz:
a) √(5-2√3)²-2√(√3-3)²=
b) √(1-√7)²-√(√7+3)²=
=|5-2√3|-2|√3-3|=5-2√3+2√3-6=-1
=|1-√7|-|√7+3|=-1+√7-√7-3=-4
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1.Oblicz:
a) √(5-2√3)²-2√(√3-3)²=
=|5-2√3|-2|√3-3|=5-2√3+2√3-6=-1
b) √(1-√7)²-√(√7+3)²=
=|1-√7|-|√7+3|=-1+√7-√7-3=-4