Question

if a-b=3and a2 +b2=29,then fnd the value of ab

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Answer:

→given:

a-b = 3

a²+b² = 29

→ To find:

value of ab

→ Identity

(a-b)² = a²+b²-2ab

by putting the values

(3)² = 29-2ab

9 = 29 -2ab

2ab = 29-8

2ab = 20

ab = 20/2

→ ab = 10