Matematika

Pertanyaan

1. √72 x √20 x 2√10=
2. √75 x √45 : √20=

1 Jawaban

  • bismillahirrohmanirrohim
    1)
    =√72 x √20 x 2√10
    =√36 x 2 x √10 x 5 x 2√2 x 5
    =6√2x 5√2 x 2√10
    =24√100
    =24 x 100
    =240

    2)
    =√75 x √45 : √20
    =√75 x 45 : 20
    =√168.75
    =√675/4
    =√675/2
    =15√3/2

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