If #f(x)=|3x-4|+2#, what is #f(-10)#?

1 Answer
Alan P.
Mar 5, 2018

#36#

Explanation:

If
#color(white)("XXX")f(color(red)x)=abs(3color(red)x-4)+2#
then
#color(white)("XXX")f(color(red)(-10))=abs(3 * (color(red)(-10))-4) +2#

#color(white)("XXXXXXX")=abs(-30-4)+2#

#color(white)("XXXXXXX")=abs(-34)+2#

#color(white)("XXXXXXX")=34+2#

#color(white)("XXXXXXX")=36#

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