有一道数学题不会做?

[(1+2+3+4+5+6+7+8+9+10+11+12+13+14......+100)X466794+根号7]/40=?
2025-02-25 07:50:15
推荐回答(2个)
回答1:

1+2+3+.......+100=5050
5050*466794=2,357,309,700
2,357,309,700+根号7=2,357,309,702.645
2,357,309,702.645/40=58,932,742.566125‬

回答2:

解答:[(1+2+3+4+5+6+7+8+9+10+11+12+13+14......+100)X466794+根号7]/40

={【(100*101)/2】*466794+根号7}/40
=(2357309700+根号7)/40
≈58932742.57