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What is the value of "k" in the function f(x) = 112 - kx if f(-3) = 121
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Mar 21, 2019
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What is the value of "k" in the function f(x) = 112 - kx if f(-3) = 121
Mathematics
middle-school
Marco Arruda
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Marco Arruda
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If f(x)=112 -kx and f(-3)= 121, that means
112-k(-3)=121
112+3k=121
3k=9
k=3
Naseeb
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Mar 25, 2019
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Naseeb
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