Question

Can you please tell me the answer step by step??​

Answer 1

a)4

Explanation:

(a+b)²=43 eqn 1

(a²+b²)=35 eqn 2

solving eqn 2 by putting the value of (a+b)² by eqn 1

• (a+b)²-2ab=35
• 43-2ab=35
• -2ab=35-43
• ab= -8/-2
• ab =4

hope it helps

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