Behappyfamily

Behappyfamily f x f x x g x f x x 48

f x f x x f f x x 1 F Fahrenheit temperature scale F 32 212 180 1

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Behappyfamily
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F 10 1 F F x h 1 g h x f f x x f f x x g x 1 x h x x 3 f x 1 x 3 1 3 f f x x 1

F F f 5 f x f x x x 1 x 1 x

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Y 2x 1 f y f x

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F x

https://www.zhihu.com › question
f x f x x g x f x x 48

F x fx

https://www.zhihu.com › question
f x f x x f f x x 1

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Behappyfamily - f x f x x x 1 x 1 x