原式
=(√26-√25)/(26-25)+(√27-√26)/(27-26)+······
+(√2025-√2024)/(2025-2024)
=(√26-√25)+(√27-√26)+(√28-√27)+······+(√2025-√2024)
=√2025-√25
=45-5
=40.
原式
=(√26-√25)/(26-25)+(√27-√26)/(27-26)+······
+(√2025-√2024)/(2025-2024)
=(√26-√25)+(√27-√26)+(√28-√27)+······+(√2025-√2024)
=√2025-√25
=45-5
=40.