a=√3+√2/√3-√2 , b= √3-√2/√3+√2 then find a^2+b^2
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Answered by
0
Answer:
ahhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh
Step-by-step explanation:
Answered by
2
Answer:
98
Step-by-step explanation:
a = (√3+√2)/(√3-√2)
By rationalization,
a = (√3+√2)²/[(√3)²-(√2)²]
a = (3+2+2√6)/(3-2)
a = 5+2√6
a² = (5+2√6)²
a² =25+24 +20√6
a² =49+20√6
____________, _
b = (√3-√2)/(√3+√2)
By rationalization,
b = (√3-√2)²/[(√3)² -(√2)²]
b =(3+2-2√6)/(3-2)
b = (5-2√6)
b² = [(5-2√6)]²
b² = (25+24-20√6)
b² = (49-20√6)
________
a²+b² = 49+20√6 +(49-20√6)
a²+b² = (49+20√6) +49-20√6
a²+b² = 98
I hope this will help you
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