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anonymous
 one year ago
Find gof if f(x) = x + 7 and g(x) = 3x  2.
Answers:
3x + 5
3x  5
3x + 19
3x  19
anonymous
 one year ago
Find gof if f(x) = x + 7 and g(x) = 3x  2. Answers: 3x + 5 3x  5 3x + 19 3x  19

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Vocaloid
 one year ago
Best ResponseYou've already chosen the best response.0g o f means g(f(x)) so, substitute f(x) for x in g(x) g(f(x)) = 3(f(x))  2 = 3(x+7)  2

Vocaloid
 one year ago
Best ResponseYou've already chosen the best response.0expand that out and you'll have your answer

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0@Vocaloid This is my first time doing this and I'm still kind of confused

Vocaloid
 one year ago
Best ResponseYou've already chosen the best response.0dw:1443493667157:dw

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0If there are too many x's for you, try 3a2 a= (x+7) now put (x+7) where a is

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Okay, so what do I do next?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0@Vocaloid @mthompson440

Vocaloid
 one year ago
Best ResponseYou've already chosen the best response.03(f(x))  2 = 3(x+7)  2 = ?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I'm not sure what's next

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0@Vocaloid @mthompson440

Vocaloid
 one year ago
Best ResponseYou've already chosen the best response.0distribute the 3 A(B+C) = A*B + A*C 3(x + 7) = ?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0@Vocaloid So I would multiply x and 7 by 3, right?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0So I would get 3 and 21. Now what?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0if you multiply 3 time x what do you get?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0what happened to the x?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0so what else does the problem now say after 3x?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0so now I have 3(3x + 21)2

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0If I multiply 2(43) does the two still stay in the picture?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.02*4= 8 or 2*4= 2(8)?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0So apply that to the problem 3(x + 7) =

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0so it would be (3x + 21) 2

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Yes, good job. now combine like terms

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I'm sorry. This is my first time doing this.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Two things look like the other, one of the things is different. Which two are similar, and which one is different?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.03 and 21 are both positive. Is that it?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Wait no. Its 21 and 2 because its 3x not 3

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0so is my answer 3x + 19?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0So which two can you combine (add or subtract)?
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