Mathematics
Junior High
Resolved
(3)③の途中計算を教えてください🙏
(3) x = √6+3, y = √6-3のとき,
① x +yの値を求めよ。
√6+3+√6-3
√6+3+J6-3
26
② xyの値を求めよ。
(√6+3)(√6-3)
6-9
1 1
(√6+3) (√√6-3)
6-9=-3
+ 1の値を求めよ。
xy
③
26
2√6
3
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