Question

12. Which function is a quadratic function?
Please help!!!! I am helping a friend with homework and I dont even understand it, so please help!! medal will be given to the 1st person who decides to help!! thanks! :)

Answer 1

\[A. y= \frac{ 1 }{ x }\]

Answer 2

\[B. y= 5x -7\]

Answer 3

C. \[C. y= -x ^{2} +2x\]

Answer 4

D. y= |x|

Answer 5

@campbell_st please help?

Answer 6

a quadratic has a highest power of 2...

so find the function that contains a power of 2

Answer 7

so C @campbell_st ?

Answer 8

thats a really good choice

Answer 9

Thank you @campbell_st!!!!