Final answer:
To simplify (4.11×10⁵)×(8.65×10⁵) in scientific notation, you multiply the numbers in front and add the exponents.
Step-by-step explanation:
To simplify the expression (4.11×10⁵)×(8.65×10⁵) in scientific notation, you need to multiply the numbers in front and add the exponents.
(4.11 × 8.65) × (10⁵ × 10⁵) = 35.5915 × 10¹⁰.
Since the number 35.5915 is not in scientific notation, we can rewrite it as 3.55915 × 10¹¹, so the simplified expression is 3.55915 × 10¹¹.