Respuesta :
When you graph the equations their point of intersection is (2,4).
Therefore, when y > 4, the exponential function surpasses the linear function.
Therefore, when y > 4, the exponential function surpasses the linear function.
Answer:
y=4
Step-by-step explanation:
We graphed the three functions:
As we can see y1=2x is a linear function
and y3=2^x is a exponential function.
The graphs of y1 and y3 meet at 2 points i.e. at (1,2) and (2,4)
We have to tell that y-value at which exponential function surpasses the linear function.
Clearly, at y=2 linear function surpassed the exponential function and at y=4 exponential function surpasses the linear.
Hence, the correct answer is:
y=4
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