50%
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Answer:

Step-by-step explanation:

y intercept is when x = 0
So, Putting x = 0 in the above function
=> f(0) = 
=> f(0) = 2*1
=> f(0) = 2
So, y-intercept is (0,2)
How does have anything to do with schooling or anyway helping you learn? Or how does this have anything to do with math also.