Question

The function has a real zero between the two numbers given. Use your calculator to approximate the zero to the nearest tenth. f(x)=x^3 x^2-5x-5;1 and 4.

Answer 1

x = 3.1

Explanation:

x^3 - x^2 - 5x - 5= 0

for x (1,4)

x= 1/3 + 16/3^3 ÷3