Use ZERO (or ROOT) to approximate the positive x-intercepts of the equation. Round to two decimal places.
-$$y = x ^ { 3 } + 3 x ^ { 2 } - 5 x - 7$$
A) $1.76$
B) $1.91$
C) $3.83$
D) $1.83$

Question

Quizplus · Accepted Answer

Using numerical methods or graphing tools to approximate the roots of the polynomial equation $y = x^3 + 3x^2 - 5x - 7$, the positive x-intercept is approximately $1.83$.

Use ZERO (Or ROOT) to Approximate the Positive X-Intercepts of the Equation