• 80² + 9²
• = ( 80 × 80 ) + 9²
• = 6.400 + 9²
• = 6.400 + ( 9 × 9 )
• = 6.400 + 81
• = 6.481
Kesimpulan : 80² + 90² = 6.481
Penjelasan dengan langkah-langkah:
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Penyelesaian :
• 80² + 9²
• = ( 80 × 80 ) + 9²
• = 6.400 + 9²
• = 6.400 + ( 9 × 9 )
• = 6.400 + 81
• = 6.481
Kesimpulan : 80² + 90² = 6.481
Penjelasan dengan langkah-langkah: