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  5. 答えを教えてほしいです💦🙇‍♀️
Mathematics
Junior High
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答えを教えてほしいです💦🙇‍♀️

=√2+√3,y=√2-√3のとき、次の式の値を 求めなさい。 (1)x2+2y+y2 (2)x2-y2 a=3+√5のとき、次の式の値を求めなさい。 (1) a² -6a+9 (2) a²-4a+3

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