освободитесь от иррациональности в знаменателе дроби
1/√3
√10+√8 /√10-√8
1/5-√5
Помогите пожалуйста
1/√3
√10+√8 /√10-√8
1/5-√5
Помогите пожалуйста
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Verified answer
1 1*√3 √3```` = ````````` = ````````
√3 √3 *√3 3
√10 + 8 (√10 +8)(√10 +8) (√10+8)² 10+16√10 +64 -37-8√10
``````````` = ````````````````````````` = `````````` = ```````````````````` = ``````````
√10 - 8 (√10 -8)(√10+8) 10 - 64 - 54 27
1 5+√5 5+√5 5+√5
````` = ``````````````````` = ``````````` = ````````````
5-√5 (5- √5)(5+√5) 25 -5 20