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Rationalize find a and b.5+2√3/7+4√3=a+b√3hello bangation army |
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Answer» 5+2√3/7+4√3=a-b√3 then 5+2√3 × 7-4√3 =a-b√3 7+4√3 7-4√3
= 35-6√3-24 = a-b√3 49-48
= 11 - 6√3 = a-b√3 A= 11 ,B = -b√3 = -6√3 = b = -6 ACCORDING RATIONALIZE find a and b. rationalize find a and b.5+2√3/7+4√3=a+b√3 2√3 × 7-4√3 =a+b√3 b√37+4√3 7-4√3 7-4√3 7-4√3 = 35-6√3-24 = a+b√3 b√3 49-48 b√3 49-48 b√3 49-48 = 11 - 6√3 = a+b√3 b√3 A= 11 ,B = +b√3 = -6√3 b√3 = -6√3 = b = -6 then it is WRONG because +b√3 then value come +6 not -6 so check question ☝ |
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