Web20 nov. 2024 · Here is a way of using AM-GM in this case: a3 + b3 = (a + b)(a2 + b2 − ab) ⩾ (a + b)(2ab − ab) = (a + b)ab = a2b + ab2. Your proof is correct for a, b > 0. This … Web11 apr. 2024 · DfuSe õÒ Target ST...ØÑ € H4 øÿ ƒ O = Q ] i u w ý 5 á = I Q ¡ á Ñ × Ý ã é ½7 Í7 Ý7 í7 ý7 8 8 á á )^ /^ 5^ ï e k } ƒ ‰ • !

If a + b + c =0Then find the value of a3+b3+c3 - Byju

WebCubing both sides : ⇒ a + b 3 = - c 3 ⇒ a 3 + b 3 + 3 a b ( a + b) = - c 3 ⇒ a 3 + b 3 + c 3 = - 3 a b ( a + b) From equation 1: ⇒ a 3 + b 3 + c 3 = 3 a b c ( a + b = - c) Hence proved … WebIf a=2, b =3 then find the value of ab+ba 1. Login. Study Materials. NCERT Solutions. NCERT Solutions For Class 12. NCERT Solutions For Class 12 Physics; NCERT … schwinn comp bowflex parts

[Solved] If a + b = 3 and ab = -4, then what is the value of a3 + b3?

WebGiven (a^3 + b^3) = 0 ==> (a+b) (a^2 + b^2 - ab)= 0 ==> (a+b) = 0 or (a^2 + b^2 - ab) = 0 . But (a+ b) = 0 is not possible, therefore (a^2 + b^2 - ab) = 0 or (a+ b)^2 -3ab) = 0 or (a + … Web18 apr. 2024 · Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site WebThe answer is -9,to answer this question,you need to replace a and b with the values stated..3ab mathematically is 3 (a*b) 3 (3*-1) 3 (-3)=-9 More answers below Quora User … praise him on the timbrel