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Evaluate the function f(x)= x2 – 3x - 5 at the given values of the independent variable and simplify. a. f(9) b. f(x+8) c. f(-x)
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Evaluate the function f(x)= x2 – 3x - 5 at the given values of the independent variable and simplify.

a. f(9)
b. f(x+8)
c. f(-x)

User Pgiecek
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1 Answer

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f(x) = 3x2 + 5 and y = 3x2 + 5
Correct. The expressions that follow f(x) = and y = are the same, so these are two different ways to write the same function: f(x) = 3x2 + 5 and y = 3x2 + 5.
User M B Parvez
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