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If a + b 10 and ab 21 find the value of a3+b3

Web30 mrt. 2024 · Ex 10.3, 6 - Chapter 10 Class 12 Vector Algebra (Term 2) Last updated at March 30, 2024 by Teachoo. Get live Maths 1-on-1 Classs - Class 6 to 12. Book 30 … Web4 apr. 2024 · Now, put values of $\left( a-b \right)$ and ab to the above expression. One may find the exact values of a and b as well by solving the expression a – b = 3 and ab …

limits - Find the values of a and b that makes the following …

Web21 aug. 2024 · Since we know that (a + b)3 = a3 + b3 + 3ab(a + b), put all the values given values ⇒ 103 = a3 + b3 + 3 × 24(10) ⇒ a3 + b3 = 280 ∴ The. Get Started. Exams. SSC … WebIf a - b = 4 and ab = 21 find the value of a3−b3 a- b If a - b = 4 and ab = 21, find the value of a 3 − b 3 . Please scroll down to see the correct answer and solution guide. davie county basketball https://concisemigration.com

if a+b=10 and ab =21 ,find the value of a^3+b^3 - Careers360

Web13 jul. 2024 · a + b = 10; ab = 21 ; To find. a³ + b³ = ? Solution ★ Apply identity to solve this question. → (a + b)³ = a³ + b³ + 3ab(a + b) → (10)³ = a³ + b³ + 3 × 21 × 10. → 1000 = a³ … WebIf a + b = 10 and ab = 21, Find the value of a^3 + b^3 - YouTube RD SHARMA CLASS 9 CHAPTER 4 ALGEBRAIC IDENTITIES (EX 4.3 Q 3) RD SHARMA CLASS 9 CHAPTER … Web21 jun. 2024 · a+b = 10 and ab = 21 a³+b³ = (a+b)³ - 3a²b-3ab² → (10)³ - 3ab (a+b) → 10³ - 3 (21) (10) → 1000-630 → 370 Hope it helps Thanks bro welcome Thnks Thanks.really … gate creek cabins

If a + b = 10 and ab = 21, find the value of a^3 + b^3.

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If a + b 10 and ab 21 find the value of a3+b3

Algebra Find the value if a+b=10 and ab = 21 find the value of ...

WebIf a + b = 10 and ab = 21, find the value of a 3 + b 3. Solution: a + b = 10, ab = 21 Cubing both sides, (a + b) 3 = (10) 3 ⇒ a 3 + 6 3 + 3ab (a + b) = 1000 ⇒ a 3 + b 3 + 3 x 21 x 10 = 1000 ⇒ a 3 + b 3 + 630 = 1000 ⇒ a 3 + b 3 = 1000 – 630 = 370 ∴ a 3 + b 3 = 370 Question 3. If a – b = 4 and ab = 21, find the value of a 3 -b 3. Solution: WebAnswer (1 of 11): a/b+b/a=1 , multiply both side by ab a^2+b^2=ab a^2+b^2-ab=0………….(1) a^3+b^3=(a+b)(a^2+b^2-ab) ,put a^2+b^2-ab=0 from eq.(1) …

If a + b 10 and ab 21 find the value of a3+b3

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WebIf a+b = 10 and ab = 21, find the value of a3+b3 View answer If, in general, the value of sin A is known but the value of A is not known, then how many values of tan can be calculated? View answer The mean and standard deviation of … WebIt is given that a−b=3 and ab=10, therefore, (a−b) 3=a 3−b 3−3ab(a−b) ⇒(3) 3=a 3−b 3−(3×10)(3) ⇒27=a 3−b 3−(30×3) ⇒27=a 3−b 3−90 ⇒a 3−b 3=27+90 ⇒a 3−b 3=117.

WebAnswer (1 of 50): You can solve these type of questions pretty easily using this method: ELIMINATION You can apply this in two ways: Addition or Subtraction When you have … Web24 feb. 2024 · Complete step-by-step answer: Given that a + b = 10 and a b = 21 We have to find a 3 + b 3 As we know that ( a + b) 3 = a 3 + b 3 + 3 a b ( a + b) Now we will be …

WebAnswer (1 of 3): Hi, take the equation from question and name it. A+b=3 (equation 1). A-b=1(equation 2). Add above both equation. +b &-b will be cut. So,2a=4 A=2 ,put value of … Web19 aug. 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

WebIf a+b=10 and ab=21, find the value of a 3+b 3. Medium Solution Verified by Toppr Correct option is A) Given, a+b=10,ab=21 then, ⇒(a+b) 3=a 3+3ab(a+b)+b 3 ⇒(10) 3=a 3+b …

Web16 apr. 2024 · If a + b = 10 and ab = 21, find the value of a3 + b3. Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students … gate creek cabins petersvilleWebwhy create a profile on Shaalaa.com? 1. Inform you about time table of exam. 2. Inform you about new question papers. 3. New video tutorials information. davie county blogWeb3 apr. 2024 · a 3 + b 3 = (a + b) (a 2 + b 2 – ab) Calculation: (a/b) + (b/a) = 1 ⇒ (a 2 + b 2 )/ (ab) = 1 ⇒ (a 2 + b 2) = ab ---- (i) a 3 + b 3 = (a + b) (a 2 + b 2 – ab) Putting the value of … gate creekWebGiven: a3 + b3 = 28; ab = 3 Concept Used: In this type of question, value of a + b can be calculated by using below formula Formula Used: (a + b)3 = a3 + b3 + Get Started. … gate creek ranchhttp://ia-petabox.archive.org/download/medicaidqualityc00unit_1/medicaidqualityc00unit_1.mobi davie county baseball facilityWebSolution For If a+b=10 and ab=21 , find the value of a3+b3. Solution For If a+b=10 and ab=21 , find the value of a3+b3. The world’s only live instant tutoring platform. About Us … gate creek ranch oregonWeb9 jun. 2024 · GIVEN: a - b = 4 ab = 21 find the value of a ³-b³ Putting the value in the formula> (a-b)³ = a³- b³ - 3ab(a-b) (4)³ = a³- b³ - 3(21)(4) 64 = a³- b³ - 252 64 + 252 = a³- … davie county building codes