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Let f (x) = 0 be an equation and x1, x2,...

Let `f (x) = 0` be an equation and `x_1, x_2`, be.two real numbers such that `f (x_1) f (x_2) lt 0`, then `f (x) = 0` has

A

at least one root or an odd number of roots in `(x_1, x_2)`

B

any number of roots in `(x_1 , x_2)`

C

no root or an even number of roots in `(x_1,x_2)`

D

none of these

Text Solution

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The correct Answer is:
A
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