Question

proszę o pomoc jak to zrobić

(0,5)^{6}*(-0,5)^{8}*5^{-7}:0,05^{11}=

z góry wielkie dzięki

Answer 1

   (0,5)^6 * (-0,5)^8 * 5^-7 : 0,05^11=

= (1/2^6 * (-1/2)^8 * (1/5)^7 : (1/20)^11 =

= (1/2)^14 * (1/5)^7 : (1/20)^11 =

= (1/4)^7 * 1/5)^7 : (1/20)^11 =

= (1/4 * 1/5)^7 : (1/20)^11

= (1/20)^7 : (1/20)^11 =

= (1/20)^-4 =

= 20^4

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