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Step-by-step explanation:
refer above three images
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Answer:
6 = 3√2-a√3
3√2-2√3
6 (3√2+2√3) = 3√2-a√3
(3√2-2√3) ( 3√2+2√3)
6(3√2+2√3) = 3√2-a√3
(3√2)²-(2√3)²
6(3√2+2√3) = 3√2-a√3
18 - 12
6(3√2 + 2√3) = 3√2 - a√3
6
3√2+ 2√3 = 3√2 - a√3
3√2 + 2√3 - 3√2 + a√3 =0
a√3 + 2√3 = 0
√3(a+2) = 0
a+2 = 0
a= -2
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