Consider the Following Three Functions

question 31

Multiple Choice

Consider the following three functions:
G(x, y) = 4x - 9y²
H(x, y, z) = 13x + y + 3z -6
I(y, z) = z - y
Which of the following is true regarding the linearity of the functions?

• A) none of the functions is linear
• B) all three functions are linear
• C) h is linear, but g and i are not linear
• D) i is linear, but g and h are not linear
• E) h and i are linear, but g is not linear

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