Jika log 3 = 0,477 dan log 2 = 0,301 maka nilai log 18 = ...
Matematika
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Pertanyaan
Jika log 3 = 0,477 dan log 2 = 0,301 maka nilai log 18 = ...
2 Jawaban
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1. Jawaban BerlianaRahita
log18 = log3+log3+log2
log18= 0,477 + 0,477 + 0,301
log 18= 1,255
kurang jelas? -
2. Jawaban yoesamudra
log 18 = log(2 x 3²)
= log2 + log3²
= log2 + 2. log3
= 0,301+ 2(0,477)
= 0,301+ 0,954
= 1, 255