Question

In the interval (0, 2π), the function f(x) = sin ( x⁻³ )

Select one:
O a. changes sign more than twice, but finitely many times
O b. changes sign only once
O c. changes sign exactly twice
O d. never changes sign
O e. changes sign infinitely many times​

Answer 1

Answer:

( D ) is wright answer never changes sign ☢️