WebIf the quadratic equation (1+a2)b2x2+2abcx+ (c2-m2)=0in x has equal roots , prove that c2=m2 (1+a2). Posted by Parampreet Kaur 4 years, 2 months ago CBSE > Class 10 > Mathematics 1 answers Ram Kushwah 4 years, 2 months ago Here A= (1+a^2)b^2,B=2abc C=c^2-m^2 If roots are equal then B^2=4AC 4a^2b^2c^2=4 (1+a^2)b^2 (c^2-m^2) … WebCalculation: a2 + b2 = 25 ----(1) x2 + y2 = 169 ----(2) ax + by = 65 ----(3) Get Started. Exams. SSC Exams. Banking Exams. Teaching Exams. Civil Services Exam. ... ⇒ (a 2 x 2 + a 2 y 2 + b 2 x 2 + b 2 y 2 )= (ax + by) 2. ⇒ (a 2 x 2 + a 2 y 2 + b 2 x 2 + b 2 y 2 )= a 2 x 2 + b 2 y 2 + 2axby. ⇒ (a 2 y 2 + b 2 x 2 – 2axby) = 0. ⇒ (ay ...
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if (a2+b2)(x2+y2)=(ax+by)2; prove that:a/x=b/y - Brainly.in
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