Answer:
8m³n⁴
Step-by-step explanation:
4mn x 2m²n³
Multiply the numbers
8mnm²n³
if a term doesn't have an exponent, its implied exponent is 1
8m¹nm²n³
8m¹n¹m²n³
Multiply the terms with the same base by adding their exponents
8m¹±²n¹xn³
8m¹±²n¹±³
Add the numbers
8m³n¹±³
8m³n⁴
