Q39 of 109 Page 3

If f(x) is a polynomial such that f(a)f(b)< 0, then what is the number of zeros lying between a and b?

Let’s first draw the figure,


untitled.bmp


As we can see in the figure the number of zeroes can be 1 or 3.


So the least numbers of zeroes lying between a and b is 1.


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