Matematika Sekolah Menengah Pertama 2² × 5² × 7² = 5² × 5² = Pakai cara•<>•​

kayleehillulv – April 11, 2023

2² × 5² × 7² =
5² × 5² =

Pakai cara•<>•​

2² × 5² × 7²

= ( 2 × 2 ) × 5² × 7²

= 4 × 5² × 7²

= 4 × ( 5 × 5 ) × 7²

= 4 × 25 × 7²

= 4 × 25 × ( 7 × 7 )

= 4 × 25 × 49

= 100 × 49

= 4.900

5² × 5²

= ( 5 × 5 ) × 5²

= 25 × 5²

= 25 × ( 5 × 5 )

= 25 × 25

= 625

2² × 5² × 7²

= (2 × 2) × (5 × 5) × (7 × 7)

= 4 × (5 × 5) × (7 × 7)

= 4 × 25 × (7 × 7)

= 4 × 25 × 49

= 100 × 49

= 4.900

5² × 5²

= (5 × 5) × (5 × 5)

= 25 × (5 × 5)

= 25 × 25

= 625

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