Решите 6 пожалуйста).......

Question

Решите 6 пожалуйста).......

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Answer 1

(x²+16)/(x²-10x+25) . (x²-25)/(x³+16x)=
=(x²+16)/(x-5)(x-5) . (x+5)(x-5)/x(x²+16)=
=(x²+16)(x+5)(x-5)/x.(x-5)(x-5)(x²+16)=
=(x+5)/x.(x-5)

x=10: (10+5)/10(10-5)=15/10.5=3/10=0,3