3629 you can use the digits twice make the largest four digit number
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Answer:
Step-by-step explanation:
Hello,
there is not always an intersection point
let's take the example of on the appropriate domain
there is no intersection point
if there is one it means that the point (x,f(x)) and the point (x,) is the same so that have to solve
for instance if we take
intersection point are for x >= 0
hope this helps