Matematika Sekolah Menengah Pertama Q.


f(x) = 20x + 2x - 12²
f(6) = ..

Q.


f(x) = 20x + 2x - 12²
f(6) = ..

f(x) = 20x + 2x - 12²

f(6) = 20.6 + 2.6 - 12²

= 120 + 12 - 144

= 132 - 144

= -12

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Jawaban:

f(6)=(20×6) + (2×6) - 144

= 120 + 12 - 144

= 132 - 144

= -12

Penjelasan dengan langkah-langkah:

X= -12

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