SOLUTION: Use the intermediate value theorem to determine whether the polynomial function has a zero in the given interval. f(x)=3x^3+5x=5;[-1,0] Any help will be greatly appreciated.

Algebra ->  Functions -> SOLUTION: Use the intermediate value theorem to determine whether the polynomial function has a zero in the given interval. f(x)=3x^3+5x=5;[-1,0] Any help will be greatly appreciated.      Log On


   

Question 636736: Use the intermediate value theorem to determine whether the polynomial function has a zero in the given interval.
f(x)=3x^3+5x=5;[-1,0]
Any help will be greatly appreciated.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

Assume You meant:

f(x)= 3x^3+5x - 5 ;[-1,0]

f(-1) = -13,   f(0) = -5,  both < 0

NO, f(x) does not have a zero in that interval