Задача 67616 log2 x+log x 2=10/3...

639c6b02c9ebcf785373e75d

16.12.2022 15:59:42

log2 x+log x 2=10/3

5f3ea7e3faf909182968ddd9

16.12.2022 16:20:37

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log_(2)x=1/log _(x) 2 ⇒


3(log_(2)x)^2-10(log_(2)x)+3=0

D=(-10)^2-4*3*3=100-36=64

log_(2)x=1/3 или log_(2)x=3

x=∛2 или x=2^3