Question

what is f(-5) if f(x)=|2x-1|+10?
a)21
B)19
C)-1
D-21

Answer 1

plug (-5) in for x into the given equation...
so f(-5) = | 2(-5) - 1 | + 10
= | - 10 - 1 | + 10
= | -11 | + 10
absolute values makes the things inside positive
= 11 + 10 = answer

Answer 2

thank you so much!