Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

 (1): "x2"   was replaced by   "x^2".  1 more similar replacement(s).

Step  1  :

Equation at the end of step  1  :

  3x4 • x2

Step  2  :

Multiplying exponential expressions :

 2.1    x⁴ multiplied by x² = x^{(4 + 2)} = x⁶

Final result :

  3x6