Question Simplify the expression Solution x4 Evaluate 21(x3×2x)Remove the parentheses 21x3×2xMultiply the terms More Steps Evaluate 21×2Reduce the fraction 1×1Any expression multiplied by 1 remains the same 1 x3×xMultiply the terms with the same base by adding their exponents x3+1Solution x4 Show Solution Find the roots Find the roots of the algebra expression x=0 Evaluate 21(x3×2x)To find the roots of the expression,set the expression equal to 0 21(x3×2x)=0Multiply More Steps Multiply the terms x3×2xMultiply the terms with the same base by adding their exponents x3+1×2Add the numbers x4×2Use the commutative property to reorder the terms 2x4 21×2x4=0Multiply the numbers More Steps Evaluate 21×2Reduce the numbers 1×1Simplify 1 x4=0Solution x=0 Show Solution