6^x-16×3^x-9×2^x+144. Created by Infinity167. matematika-ru

6^x-16×3^x-9×2^x+144...

Infinity167 @Infinity167

April 2021 1 6 Report

6^x-16×3^x-9×2^x+144

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mmb1

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6^x-16×3^x-9×2^x+144 <= 0
2^x*3^x - 16 * 3^x - 9* 2^x + 9*16 <=0
3^x*(2^x - 16) - 9*(2^x - 16) <= 0
(3^x - 9)(2^x - 16) <=0
(3^x - 3^2)(2^x - 2^4) <=0
+++++++ 2 ------------- 4 +++++++++++
x∈[2 4]
ответ 2+3+4 = 9

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najdite kolichestvo vseh celyh reshenij neravenstva5e000b9fe5e5f8f09df2b19afdea5066 54802

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