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If a= 2+√3/2-√3, b=2-√3/2+√3, then find a²+b²+ab? |
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Answer» Answer: 57/4 Step-by-step EXPLANATION: a= 2-√3/2 b= 2+√3/2 a²= 4+3/4-2√3 b²= 4+3/4+2√3 ab= 4+3/4 a²+b²+ab= 4+3/4-2√3+4+3/4+2√3+4+3/4 = 12+9/4 = 57/4 |
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