Question

please help me by solving this..​

Answer 1

Step-by-step explanation:

(a-b)+(a+b)=2a=4 4 ::::a=2 2

2 4 1 2

(a+b)-(a-b)=2b=2 4 :::::b=1 2

2 6,:::::::::b= 1 3

ab=4 10

3 8