Processing Math: Done
Solution 1.2:3a
From Förberedande kurs i matematik 1
The denominator in the expression has
10+75
10−110
and it is therefore sufficient to multiply the top and bottom of each fraction by the other factors in the denominators in order to obtain a common denominator,
520
5+7
250
2−1
5
210
5
2=15100+14100−10100
The lowest common denominator (LCD) is therefore