Найти значения выражения:
(7^-5)^-7:7^-34;
5^-7(5^5)^2;
(2^-4)^6:2^-20;
3^-11(3^5)^2
(7^-5)^-7:7^-34;
5^-7(5^5)^2;
(2^-4)^6:2^-20;
3^-11(3^5)^2
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Answers & Comments
=7^5•(-7) : 7^-34=
=7^35 : 7^-34=
=7^35+34=
=7^69
5^-7(5^5)^2=5^-7 • 5^5•2=5^-7 • 5^10=5^-7+10=5^3=125
(2^-4)^6:2^-20=2^-4•6 : 2^-20=2^-24 : 2^-20=2^-24+20=2^-4=1/2^4=1/16
3^-11(3^5)^2=3^-11 • 3^5•2=3^-11 • 3^10=3^-11+10=3^-1=1/3