-81p q r : -9p² q r³

Materi Pangkat

-81pqr ÷ -9p^2qr^3
= 9p^-1 r^-2
= 9 / pr^2

Answer:
_________
-81pqr / -9p^2 qr^3

81pqr / 9p^2 qr^3

81pr / 9p^2 qr^3

81/9 x pr / p^2r^3

9 x pr / p^2r^3

9^1-2 r^1-3

9p^-1 r^-2

9 x 1/p r^-2

9 x 1/p x 1/r^2

9 x 1 x 1 / p x r^2

9/pr^2

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