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

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asked Nov 5, 2022 172k views

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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

Mathematics
high-school

JoaoCC asked

by JoaoCC

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1 Answer

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

f(-3)=121

Put -3 in f(x)

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

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

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

$\\ \sf\longmapsto 3k=9$

$\\ \sf\longmapsto k=3$

Joan Triay answered Nov 11, 2022

by Joan Triay

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