Find var (3x+8) where x is a random variable, Mathematics

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If Var(x) = 4, find Var (3x+8), where X is a random variable.


Var (ax+b) = a2 Var x

Var (3x+8) = 32 Var x = 36 

 


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Math homework help, I need help witth my homework can you help please

I need help witth my homework can you help please

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