Question

.

Answer 1

9⁴ . 81 . 2³ . 3²

= 9⁴ . 9 . 9 . 8 . 9

= 9⁴ . 9³ . 8

= 9⁷ . 8

Answer 2

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Answer 3

\(9^4\times81\times2^3\times3^2\)

\(=\left(3^2\right)^4\times3^4\times2^3\times3^2\)

\(=3^8\times3^4\times2^3\times3^2\)

\(=\left(3^8\times3^4\times3^2\right)\times2^3\)

\(=3^{14}\times2^3\)

_Chúc bạn học tốt_

Answer 4

\(9^4.81.2^3.3^2\)

\(=9^4.9^2.8.9\)

\(=9^7.8\)