Penjelasan dengan langkah-langkah:
1. 300 × 300 = 90.000
2. 100² × 20 - 5 + 52 = (10.000 × 20) - 5 + 52
= 20.000 - 5 + 52
= 15.000 + 52
= 15.052
3. 522 + ((-20) × 30) = 522 + 60
= 582
maaf kalau salah
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Penjelasan dengan langkah-langkah:
1. 300 × 300 = 90.000
2. 100² × 20 - 5 + 52 = (10.000 × 20) - 5 + 52
= 20.000 - 5 + 52
= 15.000 + 52
= 15.052
3. 522 + ((-20) × 30) = 522 + 60
= 582
maaf kalau salah