Question Find the excluded values x=0 Evaluate x3x4−81To find the excluded values,set the denominators equal to 0 x3=0Solution x=0 Show Solution Divide the polynomials x+x3−81 Evaluate x3x4−81Solution x+x3−81 Show Solution Find the roots x1=−3,x2=3 Evaluate x3x4−81To find the roots of the expression,set the expression equal to 0 x3x4−81=0The only way a power can not be 0 is when the base not equals 0 x3x4−81=0,x=0Calculate x3x4−81=0Cross multiply x4−81=x3×0Simplify the equation x4−81=0Move the constant to the right side x4=81Take the root of both sides of the equation and remember to use both positive and negative roots x=±481Simplify the expression More Steps Evaluate 481Write the number in exponential form with the base of 3 434Reduce the index of the radical and exponent with 4 3 x=±3Separate the equation into 2 possible cases x=3x=−3Check if the solution is in the defined range x=3x=−3,x=0Find the intersection of the solution and the defined range x=3x=−3Solution x1=−3,x2=3 Show Solution