Question

please solve this simplification​

Answer 1

Answer:

(1)3^10

(2)162

(3)36

(4)4a^2

Step-by-step explanation:

(1)

=3^7×3^-2×3^5

=3^7-5×3^5

=3^5×3^5

=3^10

(2)

=12×12×12×12×9×9×9×4/6×6×6×8×8×27

=2×3×9×3

=162

(3)

=2×3×3×3×3×2×2×2×2×2/9×4×4

=3×3×2×2

=36

(4)

=2×2×2×2×2×2×2×2×a×a×a×a×a/4×4×4×a×a×a

=2×2×a×a

=4a^2