Answered

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Which of the following functions is quadratic?
A.f(x) = 2/x^2
B. f(x) = 3(3-x)
c. f(x) = 7^2
D. f(x) = 2x^2 +3x - 5

Sagot :

clarch19

Answer:

D

Step-by-step explanation:

the 'x' term is squared but not in the denominator

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