Homework Explained - Math Practice 101

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Grade 8 McGraw Hill Glencoe - Answer Keys


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  • Question 8 (request help)

    Model with Mathematics Refer to the graphic novel frame below for Exercises a-c.

    a. Write a function to represent the total cost c of printing and shipping any number of pictures p.

  • Type below:
  • Question 8 (request help)

    b. Make a function table on a separate piece of paper to find the total cost of printing and shipping 25, 50, 75, and 100 pictures.

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  • Question 8 (request help)

    c. On a separate piece of paper, graph the ordered pairs on a coordinate place. Can you determine how many pictures Brian can ship for $25?

  •     pictures

Copy and Solve Find each function value. Show your work on a separate piece of paper.

  • Question 9 (request help)

    \(\text{f}\left(\cfrac{5}{6}\right)\) if \(\text{f(x)} = 2\text{x} + \cfrac{1}{3}\)

  • \(\text{f}\left(\cfrac{5}{6}\right) =\)    
  • Question 10 (request help)

    \(\text{f}\left(\cfrac{5}{8}\right)\) if \(\text{f(x)} = 4\text{x} - \cfrac{1}{4}\)

  • \(\text{f}\left(\cfrac{5}{8}\right) =\)

  H.O.T. Problems Higher Order Thinking  

  • Question 11 (request help)

    Reason Abstractly If f(-3) = -8, write a function rule and find the function values for zero, a negative, and a positive value of x

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Persevere with Problems Write the function rule for each function.

Persevere with Problems If f(x) = 4x - 3 and g(x) = 8x + 2, find each function value.

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