Question

if a+b =6 and a Sq.+b Sq. =8 find ab​

Answer 1

Step-by-step explanation:

(a+b)² = a²+b²+2ab

put value

(6)² = 8+2ab

36 = 8+2ab

28 = 2ab

ab = 14

Answer 2

a+b =6

squaring on both sides

a^2+b^2+2ab=36

given

a^2+b^2=8

so 8+2ab=36

2ab=28

ab=14

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