Question Simplify the expression X3−6X2+12X−8 Evaluate (X−2)3Use (a−b)3=a3−3a2b+3ab2−b3 to expand the expression X3−3X2×2+3X×22−23Solution X3−6X2+12X−8 Show Solution Find the roots X=2 Evaluate (X−2)3To find the roots of the expression,set the expression equal to 0 (X−2)3=0The only way a power can be 0 is when the base equals 0 X−2=0Move the constant to the right-hand side and change its sign X=0+2Solution X=2 Show Solution
Algebra
Calculus
Trigonometry
Matrix Algebra Calculus Trigonometry Matrix