Mathematics
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この答えはどちらかだけでいいのですか??両方とも書かないといけませんか??
(
36 次の数の平方根をiを用いて表せ。
(1) -2
(2)* -9
(3)*-28
36 (1) √-2=√2i,
-√√-2=-√2i
(2) √√-9= √√9 i = 3i,
==
-√-9=-√√√9 i = -3i
(3) √√28 = √28i = 2√7 i,
-√√-28 = √√28i = −2√7i
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