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help_people
 one year ago
Consider the functions f(x) = 3x − 2 and g(x) = x2 − 1. What is the value of f[g(5)]?
312
70
168
−1
help_people
 one year ago
Consider the functions f(x) = 3x − 2 and g(x) = x2 − 1. What is the value of f[g(5)]? 312 70 168 −1

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welshfella
 one year ago
Best ResponseYou've already chosen the best response.1first find g(5) by replacing the x in x^2  1 and working it out

help_people
 one year ago
Best ResponseYou've already chosen the best response.0is that what you mean?

welshfella
 one year ago
Best ResponseYou've already chosen the best response.1g(5) means the value of g when x = 5

welshfella
 one year ago
Best ResponseYou've already chosen the best response.1g(5) = 25  1 = 24 f(g(5)) = f(24) ( replacing g(5) by 24) can you work this out?

welshfella
 one year ago
Best ResponseYou've already chosen the best response.1again just relpace the x in f(x) (3x  2) by 24 and simplify

madhu.mukherjee.946
 one year ago
Best ResponseYou've already chosen the best response.1hey its value is 70

help_people
 one year ago
Best ResponseYou've already chosen the best response.0f(x)=(3(24) 2) @welshfella

help_people
 one year ago
Best ResponseYou've already chosen the best response.0and are you sure @madhu.mukherjee.946

help_people
 one year ago
Best ResponseYou've already chosen the best response.0could you at least show your work

madhu.mukherjee.946
 one year ago
Best ResponseYou've already chosen the best response.1see g(x)=x^21 so g(5)=251=24 now,f[g(5)]=3x2=3*242 =722=70

welshfella
 one year ago
Best ResponseYou've already chosen the best response.1you multiply the 3 by 24 first then subtract the 2

help_people
 one year ago
Best ResponseYou've already chosen the best response.0ok thank you guys xoxo so the answer is 70 @madhu.mukherjee.946 @welshfella
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