1] 1/2 x √2 x ∛4 x ⁴√(1/8) x ⁶√(1/2) = 2⁻¹ x 2^(1/2) x 4^(1/3) x 8^(-1/4) x 2^(-1/6) = 2^(-1 + 1/2 - 1/6) x 2^(2/3) x 2^(-3/4) = 2^((-12 + 6 - 2)/12) x 2^(2/3 - 3/4) = 2^(-8/12) x 2^((8 - 9)/12) = 2^(-8/12 - 1/12) = 2^(-9/12) = 2^(-3/4) = 1/2^(3/4) = 1/(⁴√8)
2] ∛(1/125) x ⁵√5 x (1/5) x ⁴√25 x ⁴√625 = 5^(-3/3) x 5^(1/5) x 5^(-1) x 5^(2/4) x 5^(4/4) = 5^(-1) x 5^(1/5) x 5^(-1) x 5^(1/2) x 5^(1) = 5^(-1 + 1/5 - 1 + 1/2 + 1) = 5^(-10/10 + 2/10 + 5/10) = 5^(3/10) = ¹⁰√5³ = ¹⁰√(125)
3] 1/3 x ∛9 x ⁴√(1/27) x 9 ∛9 : √(1/81) = 3^(-1) x 3^(2/3) x 3^(-3/4) x 3² x 3^(2/3) : 3^(-4/2) = 3^(-1 + 2/3 - 3/4 + 2 + 2/3) : 3^(-2) = 3^((-12 + 8 - 9 + 24 + 8)/12) x 3² = 3^(19/12 + 2) = 3^(19/12 + 24/12) = 3^(43/12) = ¹²√3⁴³
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QuizILMUSosial
Terima Kasih kaka ^_^ Tetap Jaya yah di Matematika ^_^
Mapel : Matematika Peminatan Kelas : X SMA Materi : Eksponen dan Logaritma
Pembahasan : 1/2 √2 x ³√4 x ⁴√(1/8) x ⁶√(1/2) = (2¯¹)(2^1/2) x 2^(2/3) x 2^(-3/4) x 2^(-1/6) = 2^(-1/2) x 2^(2/3) x 2^(-3/4) x 2^(-1/6) = 2^(-1/2 + 2/3 - 3/4 - 1/6) = 2^(-3/4)
———————————————— ³√(1/125) x ⁵√5 x 1/5 ⁴√25 x 25 ⁴√625 = 5¯¹ x 5^(1/5) x 5¯¹ 5^(1/2) x 5² x 5 = 5^(-1 + 1/5 - 1 + 1/2 + 2 + 1) = 5^(17/10)
———————————————— 1/3 ³√9 x ⁴√(1/27) x 9 ³√9 : √(1/81) = 3¯¹ . 3^(2/3) x 3^(-3/4) x 3² . 3^(2/3) : 3^(-2) = 3^(-1 + 2/3 - 3/4 + 2 + 2/3 + 2) = 3^(43/12)
1 votes Thanks 1
QuizILMUSosial
Terima Kasih kaka ^_^ Tetap Jaya yah di Matematika ^_^
Verified answer
Bab EksponensialMatematika SMP Kelas IX
1] 1/2 x √2 x ∛4 x ⁴√(1/8) x ⁶√(1/2) = 2⁻¹ x 2^(1/2) x 4^(1/3) x 8^(-1/4) x 2^(-1/6)
= 2^(-1 + 1/2 - 1/6) x 2^(2/3) x 2^(-3/4)
= 2^((-12 + 6 - 2)/12) x 2^(2/3 - 3/4)
= 2^(-8/12) x 2^((8 - 9)/12)
= 2^(-8/12 - 1/12)
= 2^(-9/12)
= 2^(-3/4)
= 1/2^(3/4)
= 1/(⁴√8)
2] ∛(1/125) x ⁵√5 x (1/5) x ⁴√25 x ⁴√625
= 5^(-3/3) x 5^(1/5) x 5^(-1) x 5^(2/4) x 5^(4/4)
= 5^(-1) x 5^(1/5) x 5^(-1) x 5^(1/2) x 5^(1)
= 5^(-1 + 1/5 - 1 + 1/2 + 1)
= 5^(-10/10 + 2/10 + 5/10)
= 5^(3/10)
= ¹⁰√5³
= ¹⁰√(125)
3] 1/3 x ∛9 x ⁴√(1/27) x 9 ∛9 : √(1/81)
= 3^(-1) x 3^(2/3) x 3^(-3/4) x 3² x 3^(2/3) : 3^(-4/2)
= 3^(-1 + 2/3 - 3/4 + 2 + 2/3) : 3^(-2)
= 3^((-12 + 8 - 9 + 24 + 8)/12) x 3²
= 3^(19/12 + 2)
= 3^(19/12 + 24/12)
= 3^(43/12)
= ¹²√3⁴³
Verified answer
Mapel : Matematika PeminatanKelas : X SMA
Materi : Eksponen dan Logaritma
Pembahasan :
1/2 √2 x ³√4 x ⁴√(1/8) x ⁶√(1/2)
= (2¯¹)(2^1/2) x 2^(2/3) x 2^(-3/4) x 2^(-1/6)
= 2^(-1/2) x 2^(2/3) x 2^(-3/4) x 2^(-1/6)
= 2^(-1/2 + 2/3 - 3/4 - 1/6)
= 2^(-3/4)
————————————————
³√(1/125) x ⁵√5 x 1/5 ⁴√25 x 25 ⁴√625
= 5¯¹ x 5^(1/5) x 5¯¹ 5^(1/2) x 5² x 5
= 5^(-1 + 1/5 - 1 + 1/2 + 2 + 1)
= 5^(17/10)
————————————————
1/3 ³√9 x ⁴√(1/27) x 9 ³√9 : √(1/81)
= 3¯¹ . 3^(2/3) x 3^(-3/4) x 3² . 3^(2/3) : 3^(-2)
= 3^(-1 + 2/3 - 3/4 + 2 + 2/3 + 2)
= 3^(43/12)