Question Simplify the expression 21r Evaluate r×21Solution 21r Show Solution Find the roots r=0 Evaluate r×21To find the roots of the expression,set the expression equal to 0 r×21=0Use the commutative property to reorder the terms 21r=0Solution r=0 Show Solution
Algebra
Calculus
Trigonometry
Matrix Algebra Calculus Trigonometry Matrix