What is the value of x?

15 sqrt 3
15 over 2
5 sqrt 3
15 sqrt 2 over 2

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

This is my question~~ ( r ^ 4 - 2r ^ 3 - 23 r ^ 2 - 4r - 32)÷(r+4) ~~ i must use long division to solve it : / i was wondering if anyone world like to solve it. and if so, share step-by-step explanations! you! ❤

Given the graphed function below which of the following orders pairs are found on the inverse function