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Mathematics 20 Online
OpenStudy (anonymous):

Decide whether the function is linear y=5x^2 -2

OpenStudy (saifoo.khan):

No. It's not linear. It's quadratic.

Parth (parthkohli):

If the degree is more than 1, then it is not linear.

Parth (parthkohli):

However, functions with degree less than 2 are linear functions.

OpenStudy (anonymous):

graph it.

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