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Mathematics 8 Online
OpenStudy (anonymous):

What is f(-5) if f(x)=|2x-1|+10

OpenStudy (anonymous):

substitute -5 for x in the functions name.

OpenStudy (anonymous):

My choices are A. 21 B. 19 C. -1 D. -21

OpenStudy (anonymous):

What did you get for an answer?

OpenStudy (anonymous):

Absolute value of -11 is 11. So 11 + 10 = 21.

OpenStudy (anonymous):

I forgot that absolute value made a negative positive

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