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Hello! Please Help Its just one simple Question ^^

Alright, I can do it on my own but it'll take extra time and I wanna catch up real quick and this alone will take me like 10 minutes and I want to save time.

Hello! Please Help Its just one simple Question ^^ Alright, I can do it on my own-example-1
User JoaoCC
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1 Answer

2 votes


\\ \sf\longmapsto f(x)=112-kx

  • f(-3)=121

Put -3 in f(x)


\\ \sf\longmapsto f(-3)=121


\\ \sf\longmapsto 112-k(-3)=121


\\ \sf\longmapsto 112+3k=121


\\ \sf\longmapsto 3k=9


\\ \sf\longmapsto k=3

User Joan Triay
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