Mathematics
Senior High
Resolved
3、4番ご分からないので教えてくだい
11B. 次の式の分母を有理化しなさい。
(1)
5
√2
5 X √2
√2 x √2
5√2
=
2
1
(3) √√7²-√3
1×(1+13)
(1)・(2) [知・技]、 (3) (4) [思・判・表]
6
(2)
V6
6×16
16x16
(√71 +√3)(√71-√3)
= √7+√3 √7+√³
7-3=14
=BV6
6
(4)
=V6
√3-1
√3+1
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