If a2 + b2 = 41 and ab =4 , find : a-b Share with your friends Share 1 Tanveer Sofi answered this We havea2+b2=41 and ab=4We know that:a-b2=a2+b2-2ab⇒a-b2=41-24=41-8=33Taking square root on both sides, we geta-b=±33=±5.74. 4 View Full Answer Snehnaz Sheikh answered this a2 + b2 = 41 and ab = 4 or,(a-b)2 = a2 + b2 -2ab or,(a-b)2 = 41 -2*4 or,(a-b)2 = 41 -8 or, (a-b)2 = 33 or, a-b = 5.74 0
