plz....................
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10
Step-by-step explanation:
a = (√3 - √2)/(√3 + √2)
b = (√3 + √2)/(√3 - √2)
to find: a²+ b²
solution: a² = (√3 - √2)/(√3 + √2) = (√3 - √2)²/ (3-2) = (√3 - √2)² = 3 - 2√6 + 2 = 5 - 2√6
b²= (√3 + √2)/(√3 - √2) = (√3 + √2)²/ (3-2) = 3 + 2√6 + 2 = 5 + 2√6
∴ a² + b² = 5 - 2√6 + 5 + 2√6 = 10
jaslynshawn:
any doubts pls ask me sis
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