Penjelasan dengan langkah-langkah:
5x × 3x² + x²
x = 7
===============
= 5(7) × 3(7)² + 7²
= ( 5 × 7 ) × ( 3 × 7 × 7 ) + ( 7 × 7 )
= 35 × ( 3 × 49 ) + ( 7 × 7 )
= 35 × 147 + 49
= 5.145 + 49
= 5.194
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Penjelasan dengan langkah-langkah:
5x × 3x² + x²
x = 7
===============
= 5(7) × 3(7)² + 7²
= ( 5 × 7 ) × ( 3 × 7 × 7 ) + ( 7 × 7 )
= 35 × ( 3 × 49 ) + ( 7 × 7 )
= 35 × 147 + 49
= 5.145 + 49
= 5.194