Question

найдите сумму:
4)1/c+3/2c
6)2a/3c+a/6c

Answer 1

9/c+5/c=14/c
A/c+4/c=(a+4)/c
a/c+b/3c=(3a+b)/3c
1/c+3/2c =5/2c
d/ac+c/ad=(d∧2+c∧2)acd
2a/3c+a/6c=5a/6c