Web16 mei 2024 · If the mean of a, b, c is M and ab + bc + ca = 0, then the mean of a2, b2, c2 is asked Mar 1, 2024 in Aptitude by Rohitpatil ( 54.5k points) quantitative-aptitude WebExpand (a+b)(a2 −ab+b2) ( a + b) ( a 2 - a b + b 2) by multiplying each term in the first expression by each term in the second expression. a⋅a2 + a(−ab)+ab2 +ba2 …
If a + b + c =9 and ab + bc + ca =26 then find the value of a2 +b2 …
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 WebClick here👆to get an answer to your question ️ If a + b = 5 and a^2 + b^2 = 13 , find ab. Solve Study Textbooks Guides. Join / Login. Question . If a + b = 5 and a 2 + b 2 = 1 3, find ab. Medium. Open in App. ... = 1 0 and a b = 3; find a + b. Easy. View solution > View more. CLASSES AND TRENDING CHAPTER. class 5. install mplus online
Q65 If a + b + c = 13, a2+b2+c2 = 69, then find ab + bc - YouTube
Web8 jan. 2024 · Step-by-step explanation: We have, and To find, the values of a + b and a - b = ? ∴ ⇒ ⇒ ⇒ a + b = 8 ..... (1) Also, From (1), we get ⇒ ⇒ a - b = 2 Hence, the values of a + b = 8 and a - b = 2. Advertisement TanzeelUrRahman A+b=8 a-b=2 thats the right answer b2 -8b +15 = 0 then factorize it b2 -8b +15 8b- b2 = 15 (8-b)b = 15 ab = 15 Advertisement WebGiven, a+b=10,a 2+b 2=58, then find a 3+b 3= A 340 B 370 C 390 D 410 Medium Solution Verified by Toppr Correct option is B) Given a+b =10 so (a+b) 2=a 2+b 2+2ab 10 … WebClick here👆to get an answer to your question ️ If a^2 + b^2 = 29 and ab = 10 , then find a - b . Solve Study Textbooks Guides. Join / Login. Question . If a 2 + b 2 = 2 9 and a b = 1 0, then find a ... 1 6 − a 6 + 4 a 3 b 3 ... install mp navigator ex for windows 10