Question Simplify the expression u3−7 Evaluate u3−2−2−3Solution u3−7 Show Solution Find the roots u=37Alternative Form u≈1.912931 Evaluate u3−2−2−3To find the roots of the expression,set the expression equal to 0 u3−2−2−3=0Subtract the numbers u3−4−3=0Subtract the numbers u3−7=0Move the constant to the right-hand side and change its sign u3=0+7Removing 0 doesn't change the value,so remove it from the expression u3=7Take the 3-th root on both sides of the equation 3u3=37Solution u=37Alternative Form u≈1.912931 Show Solution