tolong dijawab kak plus caranya
Matematika
zambiya
Pertanyaan
tolong dijawab kak plus caranya
2 Jawaban
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1. Jawaban dharmawan14
selaikan penyebut.
(3log 18)^2 - (3log 2)^2
= (3log 18 + 3log 2)(3lig 18 - 3log 2)
= (3log 18×2)(3log 18/2)
= ( 3log 36 ) ( 3log 9)
= (3log 6^2)( 3log 3^2)
= 2(3log 6)(2.3log 3)
= 4(3log 6)
pembilang
3log √6
= 3log 6^1/2
= 1/2(3log6)
Pembilang / penyebut
= 1/2(3log 6) / 4(3log 6)
= (1/2)/4
= 1/8....(A) -
2. Jawaban TheFighter11
Jawabannya:
Nilai dari:
3log√6/(3log18)²-(3log2)²
= 3log√6/(3log18-3log2)(3log18+3log2)
= 3log√6/(3log18/2)(3log18.2)
= 3log√6/(3log9)(3log36)
= 3log√6/3log3².3log6²
= 3log√6/2. 3log6²
= 3log6^½ /3log6^2.2
= 3log6. 6log3
= (1/2)/4
= 1/8 → Opsi A
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