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12) What value of x makes : f(x) = 30

12 What Value Of X Makes Fx 30 class=

Sagot :

Answer:

f(5) = 30  so x=5

Step-by-step explanation:

We want to find the value of x which makes the y value of the function 30

Looking at the graph x=5 makes y=30

f ( 5 ) = 30

So the last option is the correct one .