" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
y = 63
a. x³y = (27)³ . 63 = (3³)³ . (3 . 3 . 7) = 3⁹ . 3² . 7 = 3⁽⁹⁺²⁾ . 7 = 3¹¹ . 7
b. x/√y = 27/√63 = 3³/√(3 . 3 . 7) = 3³/√(3² . 7) = 3³/3√7 = 3⁽³⁻¹⁾/√7 = 3²/√7
Ingat bahwa xᵃ . xᵇ = x⁽ᵃ⁺ᵇ⁾ dan xᵃ/xᵇ = x⁽ᵃ⁻ᵇ⁾