diketahui a=4 b=½ c=1

Bab Eksponensial
matematika SMP kelas IX

a^-2 . b^-5 . c^3 . a^4 . b^3 . c^1
= a^(-2 + 4) . b^(-5 + 3) . c^(3 + 1)
= (4^2) . ((1/2)^(-2)) . (1^4)
= 16 . 4 . 1
= 64

◎◎ D ◎◎

[tex] \frac{ a^{-2} b^{-5} c^{3} }{ a^{-4} b^{-3} c^{-1} } [/tex] =
a⁽⁻²⁾⁻⁽⁻⁴⁾ b⁽⁻⁵⁾⁻⁽⁻³⁾ c³⁻⁽⁻¹⁾ =
a² b⁽⁻²⁾c⁴ =
4² (1/2)⁻² 1⁴ =
16 . 4 . 1 =
64

Jawaban D