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If 2x+3y 12 and xy 6 find 8x 3+27y 3

Web26 aug. 2024 · ⇒ (2x) 3 + (3y) 3 = 14 × (100 - 6 × 8) ⇒ 14 × 52 = 728 ∴ The answer is 728. Alternate Method a3 + b3 = (a + b)3 - 3ab (a + b 8x3 + 27y3 = (2x + 3y)3 - 3 × 2x × 3y (2x + 3y) ⇒ 143 - 18 × 8 × 14 ⇒ 2744 - 2016 ⇒ 728 ∴ The answer is 728. Download Solution PDF Share on Whatsapp Latest SSC CGL Updates Last updated on Mar 14, 2024 WebIntAlg_035_Ch12 - Read online for free. ... Analytic. Geometry: The Conic Sections “ It is impossible not to feel stirred at the thought of the emotions of men at certain historic …

RD Sharma Class 9 Solutions Chapter 4 Algebraic Identities Ex 4.3

Web8x 3 + 27y 3 = 793 Question 11: If 3x – 2y= 11 and xy = 12, find the value of 27x3 – 8y3. Solution: Given: 3x – 2y = 11 and xy = 12 Cubing 3x – 2y = 11 both sides, we get (3x – 2y) 3 = (11) 3 (3x) 3 – (2y) 3 – 3 ( 3x) ( 2y) (3x – 2y) =1331 27x 3 – 8y 3 – 18xy (3x -2y) =1331 27x 3 – 8y 3 – 18 x 12 x 11 = 1331 27x 3 – 8y 3 – 2376 = 1331 Web16 jul. 2024 · Solution Solution Solution Solution 10. If 2x+3y = 13 and xy = 6, find the value of 8x3 + 27y3 Solution 11. If 3x − 2y = 11 and xy = 12, find the value of 27x3 − 8y3 Solution 12. If x4 + 1 x4 = 119 x 4 + 1 x 4 = 119, find the value of x3 − 1 x3 Solution 13. Evaluate each of the following: (i) (103)3 (ii) (98)3 (iii) (9.9)3 (iv) (10.4)3 (v) (598)3 phenix city dental https://bel-bet.com

RD Sharma solutions for Mathematics for Class 9 chapter 4

WebShare with Email, opens mail client. Email. Copy Link WebTo Factorise 8x^3+27y^3+36x^2y+54xy^2 there is a result which is (a+b)^3 =a^3+b^3+3a^2b+3ab^2. Using this expand (2x + 3y)^3 you will get the same answer which is the question so factorised form of question is ... x 3 − 12 x 2 + 36 x. View More. Related Videos. Algebraic Identities. MATHEMATICS. Watch in App. WebHome; Documents; Bird - Higher Engineering Mathematics - 5e - Solutions Manual.pdf; of 640 /640. Match case Limit results 1 per choose Limit results 1 per choose phenix city department of human resources

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If 2x+3y 12 and xy 6 find 8x 3+27y 3

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WebSubstitute 2x + 3y = 13 and xy = 6. = (13)3 - 18 ⋅ 6 ⋅ (13) = 2197 - 1404 = 793 6. Answer : We can write 27x3 + 64y3 as follows. 27x3 + 64y3 = (3x)3 + (4y)3 To factor 27x3 + 64y3, we can use the following algebraic identity. a3 + b3 = (a + b) (a2 - ab + b2) Substitute a = 3x and b = 4y. (3x)3 + (4y)3 = (3x + 4y) [ (3x)2 + 3x ⋅ 4y + (4y)2] Web30 mrt. 2024 · SSC CHSL Algebraics Questions [Free PDF] : Get solved getting for SSC CHSL Algebra Questions and Prepare for your Exam.Download FREE PDF with detailed solutions and kick start your Preparation with Testbook.

If 2x+3y 12 and xy 6 find 8x 3+27y 3

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Web2 ( 2x^2 + 8x + 7) Step-by-step explanation: GCF of the three Numbers. the can be divided by 2. so 2( 4x^2 + 16x +14) Multiply Them. 2 x 4x^2 = 2x^2 copy the exponent and the variable. 2 x 16x = 8x. 2 x 14 = 7. so the answer is. 2( 2x^2 + 8x + 7) 26. 2. 8x8 , 16x and 40x4 Answer: 64 and 160. Step-by-step explanation: 8x8 . 8,16,24,32,40,48,56 ... WebClass 9 RD Sharma Solutions Chapter 4 Algebraic Identities Ex 4.3. Question 1. Find the cube of each of the following binomial expressions: Solution: Question 2. If a + b = 10 …

Web(i) If x + 1/x = 7, found the value of x 3 + 1/x 3 (ii) If x + 1/x = 11, find the value of x 3 + 1/x 3 4. (i) Find the set of 125x 3 + 27y 3, if 5x + 3y = 8 and xy = 2. (ii) Find the value of 8x 3 + 64y 3, if 2x + 4y = 12 and xy = 5. Returns for the worksheets on cube of the sum of two binomials are given below to check this exact replies for ...

WebÁp dụng; - Để tính 25 2 ta tính 2 (2 + 1) = 6 rồi viết tiếp 25 vào bên phải ta được 625. - Để tính 35 2 ta tính 3 (3 + 1) = 12 rồi viết tiếp 25 vào bên phải ta được 1225. - 65 2 = 4225. - 75 2 = 5625. 18. Hãy tìm cách giúp bạn An khôi phục lại những hằng đẳng thức bị mực làm ... Web(i) If x + 1/x = 7, found the value of x 3 + 1/x 3 (ii) If x + 1/x = 11, find the value of x 3 + 1/x 3 4. (i) Find the set of 125x 3 + 27y 3, if 5x + 3y = 8 and xy = 2. (ii) Find the value of 8x 3 …

Web30 jan. 2010 · SOLUTION : Equations : 2x+3y = 13 ----------- (1) x y= 6 ----------- (2) SUBSTITUTION METHOD : From (1) x= (13 – 3y)/2 Substitute in (2) x y =6 { (13 – 3y)/2} * y = 6 { (13 – 3y)} y = 6*2 13y – 3y 2 = 12 3y 2 - 13y +12 = 0 ( SPLITTING THE MIDDLE-TERM METHOD) 3y 2 - 9y – 4y + 12 = 0 3y (y -3) + 4 (y-3) = 0 (y-3) ( 3y-4) = 0 y-3 = 0 …

Web9 apr. 2024 · Math Calculus A juice company has found that the marginal cost of producing x pints of fresh-squeezed orange juice is given by the function below, where C'(x) is in … pet scan arthritisWebSolution 2x + 3y = 13, xy = 6 Cubing both sides, (2x+ 3y)3 = (13)3 ⇒ (2x)3 + (3y)3 +3× 2x ×3y(2x+3y) = 2197 ⇒ 8x3 +27y3 + 18xy(2x+ 3y) = 2197 ⇒ 8x3 +27y3 + 18× 6×13 = … phenix city divorce lawyerWebMathematics If 2x = 3y - 5, then find the value of 8x 3 - 27y 3 - 90xy + 125. Expansions ICSE 1 Like Answer Given, 2x = 3y - 5 or 2x - 3y = -5 Cubing both sides we get, ⇒ (2x - … pet scan and renal cancer