Mathematics
Junior High
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答えは一緒なのですが、式が答えのふたつと違くて…
これ、正解でいいですか?
(4) 4√6×2√30
= & √180
= 8√/2²x3²x5
=8×243-55
= 48-√5
2/180
2190
5/43
319
3
(4) /90 + √5
×2/30
= 4×√2×3×2×2×3×5
4×2×√2×3×√2×3×5
=
=4×2×√√√2¹x3³x5
= 4×2×2×3×√5
=48/√5
LL4√6×2√30
= 4×√6×2×√5x√6
= 4×2×(√6)¹ × √5
=4×2×6×√5
= 48/5
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