Subject
Quantitative Aptitude
Topic
General Formula
If a+ b = √ 3 and a-b= √ 2 what is the value of 8ab(a2+b2)?
If a+ b = √ 3 and a-b= √ 2 what is the value of 8ab(a2+b2)?
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6Explanation
8ab(a2+b2)= 4ab X2(a2+b2) ={ (a+b)2-(a-b)2} {(a+b)2+(a-b)2} =(3-2)(3+2)=5Related questions
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