Question

9. If a - b = 4 and a + b = 6; find :
(i) a2 + 62
(ii) ab​

Answer 1

Step-by-step explanation:

4+b+b=6

2b=2

b=1

a=5

1)=25+1

=26

2)5*1

=5

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Answer 2

Step-by-step explanation:

a+b=6

a =6-b

a =6-4

a =2

1)a2+62

2×2+62

4+62

2)ab

2×4

8