Question Simplify the expression 0 Evaluate r×19r3×0Solution 0 Show Solution Find the roots r∈R Evaluate r×19r3×0To find the roots of the expression,set the expression equal to 0 r×19r3×0=0Multiply More Steps Multiply the terms r×19r3×0Multiply the terms with the same base by adding their exponents r1+3×19×0Add the numbers r4×19×0Any expression multiplied by 0 equals 0 r4×0Any expression multiplied by 0 equals 0 0 0=0Solution r∈R Show Solution