WebAnswer: Option A Solution (By Examveda Team) 2ab = (a 2 + b 2) - (a - b) 2 2ab = 29 - 9 2ab = 20 ∴ ab = 10 Join The Discussion * Related Questions on Simplification A man has Rs. 480 in the denominations of one-rupee notes, five-rupee notes and ten-rupee notes. The number of notes of each denomination is equal. WebIf a+b+c=10 and a2+b2=58,find the value of a3+b3. Login. Study Materials. NCERT ... ab = 21. And also (a + b) 3 = a 3 + b 3 + 3 a b ... 1000 = a 3 + b 3 + 630. ∴ a 3 + b 3 = 370. Suggest Corrections. 48. Similar questions. Q. Given, a + b = 10, a 2 + b 2 = 58, then find a 3 + b 3 = Q. If a+b+c =9 and a² + b²+ c²=35 find the value of a³ ...
Q64 If a - b = 3, a2 + b2 = 29, find the value of ab. Algebra ...
Web19 feb. 2024 · a-b = 3, or a^2–2ab+b^2 = 9 But a^2+b^2 = 29. So 29–9 = 20 = 2ab, or ab = 20/2 = 10. Answer. 132 views · Answer requested by Jyotsna Paryani Dipankar Goswami, B.E. Computer Science, Sardar Vallabhbhai National Institute of Technology, Surat (2006) Answered Feb 19, 2024 (a-b)^2 =a^2 +b^2 - 2ab => 3^2 = 29 - 2ab => 2ab = 29 - 3^2 => … WebIf a - b = 3, a 2 + b 2 = 29, find the value of ab. Answer: A) 10 Explanation: 2ab= a 2 + b 2 - a 2 - b 2 29-9=20 =>ab=10 Subject: Simplification - Quantitative Aptitude - Arithmetic Ability Related Questions Q: If ( cos 2 θ - 1) ( 1 + tan 2 θ) + 2 tan 2 θ = 1, 0 ° < θ < 90 ° then θ is: View Answer Report Error Discuss songs by mike nesmith
Simplify (a+b)(a^2-ab+b^2) Mathway
WebAnswers (1) According to the problem given, a - b = 3 --- ( 1 ) a² + b² = 29---- ( 2 ) We know that the algebraic identity, ( a - b )² = a² + b² - 2ab. 3² = 29 - 2 ab. [ From ( 1 ) and ( 2 ) ] 9 = 29 - 2ab. WebClick here👆to get an answer to your question ️ If a + b = 5 and ab = 6 , then find a^2 + b^2 . Solve Study Textbooks Guides. Join / Login. Question . If a + b = 5 and a b = 6, then find a 2 + b 2. ... If a − b = 5 and a b = 1 2, find the value of … WebSquare the first to get a^2-2ab+b^2=9. Subtract this from the second to get 2ab=25-9=16. So ab=8. Note that a and b are not integers. Prateek Singh Lives in Noida, Uttar Pradesh, India 5 y Its pretty simple. Kalp Kawarat Student at Bhavan's Rajaji Vidyashram, Chennai 4 y Related If a - b = 3 and a2 + b2 = 29, find the value of ab.? a is 5 b is 2 songs by mohd rafi