13 POINTS!! ANSWER THIS PLEASE

Use the x-intercept method to find all real solutions of the equation.x^3-10x^2+27x-18=0

I'll give brainliest if you answer right : )

The graph shows the distance y, in inches, a pendulum moves to the right (positive displacement) and to the left (negative displacement), for a given number of seconds x. how many seconds are required for the pendulum to move from its resting position and return? enter your answer in the box.