mohon bantuannya,semoga yang bantu dapat pahala..aminn

133n(3+67)=432 maaf kalo slh

1. 3^4a^5b^4:-(3ab)^2/(-3^2a^2b)
= 3^2a^3b^2/(-3^2a^2b)=1ab
2.
A. 3x3x3x3x3x3x3x3=9ⁿ=6561=9⁴
B. 4x4x4x4x4x4=8ⁿ=4096=8⁴
C. 5ⁿ=25x25x25=15625=5^6
D. 12ⁿ=16x16x16x27x27=2985984=12^6
E. 32²=4ⁿ=1024=4^5
3.
A. 2^256=1.157 920 892 373 16 * 10 ^ 77
B.(-4)^256=1.340 780 792 994 26 * 10 ^ 154
C.16^256=1.797 693 134 862 32 * 10 ^ 308