2x + 4x - x² = ...
x → 4
= 2(4) + 4(4) - 4²
= (2 × 4) + (4 × 4) - (4 × 4)
= 8 + 16 - 16
= 24 - 16
= 8
#koreksi
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Maka :
Tysm!
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2x + 4x - x² = ...
x → 4
= 2(4) + 4(4) - 4²
= (2 × 4) + (4 × 4) - (4 × 4)
= 8 + 16 - 16
= 24 - 16
= 8
#koreksi
Penyelesaian soal :
Jika :
Maka :
Tysm!