pls solve it i will mark as brainlist
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2
Answer:
20
Step-by-step explanation:
will be the answer for it
Answered by
1
Your answer:
a + b = 4
Square on both sides: (a+b)² = 4²
a² + 2ab + b² = 16
a² + b² = 6
16 - 6 = 2ab
10 = 2ab
10/2 = ab
ab = 5
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