WebIf a,b,c are in A.P. in a2,b2,c2 are in H.P., then 2247 81 Sequences and Series Report Error A a = b = c B 2b = 3a+c C b2 = 8ac D none of these Solution: Since a,b,c are in A.P. ∴ b −a = c −b ...(1) Since a2,b2,c2 are in H.P. ∴ b21 − a21 = c21 − b21 ⇒ a2b2a2−b2 = b2c2b2−c2 ⇒ a2(a−b)(a+b) = c2(b−c)(b+c) ⇒ a2a+b = c2b+c [Using (1)] WebSolution: Since a,b,c are in A.P. ∴ b −a = c −b ...(1) Since a2,b2,c2 are in H.P. ∴ b21 − a21 = c21 − b21. ⇒ a2b2a2−b2 = b2c2b2−c2. ⇒ a2(a−b)(a+b) = c2(b−c)(b+c) ⇒ a2a+b = …
道路で泳げる量の大雨が降る 米フロリダ州南部の集中豪雨(AP …
WebIf b 2, a 2, c 2 are in A.P., then a + b, b + c, c + a, will be in A A.P B G.P C H.P D None of these Solution The correct option is C H.P Explanation for the correct option: Finding the … WebClick here👆to get an answer to your question ️ if a, b, c are in A.P., prove that (b + c)^2 - a^2, (c + a)^2 - b^2,(a + b)^2 - c^2 are in A.P. black beauty vanity
If a^2, b^2, c^2 are in A.P., then the following are also in A.P. ab ...
WebThe correct option is C a 2, b 2, c 2 are in AP Explanation for the correct option: Step 1. a ( b + c), b ( c + a), c ( a + b) are in AP ⇒ b ( c + a) - a ( b + c) = c ( a + b) - b ( c + a) ⇒ ( b 2 + b c - a c - a 2) ( c + a) ( b + c) = ( c 2 + a c - a b - b 2) ( a + b) ( c + a) Step 2. Eliminate ( c + a) on both side and rearrange the numerator: Web13 apr. 2024 · Aid workers in Ethiopia say Amhara's regional forces have displaced tens of thousands of ethnic Tigrayans from disputed territory in the north of the country in recent weeks, despite a peace deal last year. The Mai Tsebri area, in northwestern Tigray, is close to the regional border with Amhara. It changed hands several times during the war, … Web4 uur geleden · 6 minutes ago. PARIS (AP) — Paris Saint-Germain coach Christophe Galtier said he feels hurt “at the deepest level” of his humanity by accusations that he made racist and anti-Muslim comments when he was in charge of French club Nice. RMC Sport and other French media this week quoted a leaked email from former Nice director of … gala thank you letter