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anonymous

  • one year ago

Help Use the functions f(x) = 5x − 12 and g(x) = 11x + 2 to complete the function operations listed below. Part A: Find (f + g)(x). Show your work. (3 points) Part B: Find (f ⋅ g)(x). Show your work. (3 points) Part C: Find f[g(x)]. Show your work. (4 points)

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  1. anonymous
    • one year ago
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    @iGreen

  2. anonymous
    • one year ago
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    @DaBest21

  3. anonymous
    • one year ago
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    @welshfella

  4. welshfella
    • one year ago
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    Part A ad like terms:- 5x - 12 + 11x + 2 bring like terms together 5x + 11x - 12 + 2 = ?

  5. welshfella
    • one year ago
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    can you continue /

  6. anonymous
    • one year ago
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    I got 16x-10 as the answer, is that right or am i off?

  7. anonymous
    • one year ago
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    right

  8. anonymous
    • one year ago
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    So what about B and C? How do i solve those

  9. welshfella
    • one year ago
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    Part A is correct

  10. welshfella
    • one year ago
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    Part B multiply;- (5x - 12)(11x + 2)

  11. anonymous
    • one year ago
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    55x2−122x−24 ?

  12. welshfella
    • one year ago
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    first multipky the second bracket by 5x then multiply by -12 i;ll start you off: (5x - 12)(11x + 2) = 5x(11x + 2) - 12(11x + 2) = 55x^2 + 10x - ?

  13. welshfella
    • one year ago
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    yes you are correct

  14. welshfella
    • one year ago
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    Part C ?

  15. anonymous
    • one year ago
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    Yes i need help with C

  16. welshfella
    • one year ago
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    for part C you replace the x in f(x) by g(x)

  17. welshfella
    • one year ago
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    |dw:1437578275371:dw|

  18. welshfella
    • one year ago
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    5(11x + 2) - 12 now simplify

  19. anonymous
    • one year ago
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    I got 55x - 2

  20. welshfella
    • one year ago
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    yeah! right

  21. anonymous
    • one year ago
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    Sweet!! Thank you! I've got one more, you think you could help me with that?

  22. welshfella
    • one year ago
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    good work gotta go right now

  23. anonymous
    • one year ago
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    Aww darn, thanks for the help

  24. welshfella
    • one year ago
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    i have to go to pick up my grandson right now.

  25. anonymous
    • one year ago
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    Safe travels!

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