Tuwis. [ 7/10 ]
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↬82 × 12 = n
nilai n?
↬f(x) = 72x × x²
nilai f(9) adalah ...
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[tex]\mathbb\color{pink}{{{RULES : }}}[/tex]
↬Pakai cara!
↬ngasal → report!
↬Rapi!
↬Salah → koreksi 30 menit!
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_.
------------------------------------------
↬82 × 12 = n
nilai n?
↬f(x) = 72x × x²
nilai f(9) adalah ...
------------------------------------------
[tex]\mathbb\color{pink}{{{RULES : }}}[/tex]
↬Pakai cara!
↬ngasal → report!
↬Rapi!
↬Salah → koreksi 30 menit!
----------------------------------------
_.
Penjelasan dengan langkah-langkah:
~penyelesaian~
82 × 12 = n
n = 984
f(9) = 72(9) × 9²
f(9) = 648 × 81
f(9) = 68.488
^ Perkalian dan Fungsi ^
82 × 12
984
__
f(x) = 72x × x²
f(9) = 72(9) × 9²
f(9) = 648 × (9 × 9)
f(9) = 648 × 81
f(9) = 52.488