If x2+1/x2 27 find the value of x+1/x
Web27 jan. 2024 · Explanation: note that (x − 1 x)2 = x2 −2 + 1 x2. ⇒ x2 −2 + 1 x2 = 27 −2 = 25. ⇒ (x − 1 x)2 = 25. take the square root of both sides. ⇒ x − 1 x = ± 5 ← note plus or … WebAlgebra Solve for x x^2+1=0 Step 1 Subtract from both sides of the equation. Step 2 Take the specified rootof both sides of the equationto eliminatethe exponenton the left side. Step 3 Rewrite as . Step 4 The complete solutionis the result of both the positive and negative portions of the solution. Tap for more steps... Step 4.1
If x2+1/x2 27 find the value of x+1/x
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Web13 apr. 2024 · Solve: 2log3 x−4logx 27≤5(x>1) QII. Let f(x)=log10 x2 . Then find the set of all values of x for which f(x) is real. Q 2. Solve: 2log2 (x−1)>x+5 Q13. Solve: xlog5 x>5 … WebQuestion If x+ 1 x= 11, find the value of x2+ 1 x2. Solution x+ 1 x=11 Squaring both sides, (x+ 1 x)= (11)2 ⇒ x2+ 1 x2+2 =121 ⇒ x2+ 1 x2 =121−2 =119 ∴ x2+ 1 x2 =119 Suggest …
Web1 Answer Sorted by: 6 Hint: ( x − 1 / x) 2 = x 2 + 1 / x 2 − 2 so ( x − 1 / x) 2 = 81. Share Cite Follow answered Aug 4, 2014 at 18:14 ant11 1,985 14 37 Add a comment You must log in to answer this question. Not the answer you're looking for? Browse other questions tagged algebra-precalculus . Your privacy Web21 mrt. 2024 · Students who ask this question also asked. * x2 − 5 x+1 =0 शुला, ๘) x+x1 =2 . (6) x4+x41 वब मानतण 5r) (u3+u31)(u3 −u31) वण गा >मावাन (ब) 6. The gradient of the line joining the points (9,a) and (2a,1) is [a2] where a =0, calculate the possible values of a. ∴ Principal is Tk. 5,000 (c ...
WebGiven : x 2 + 1 x 2 = 82 9 To find : x 3 − 1 x 3 Solution: We know, ( x − 1 x) 2 = x 2 + 1 x 2 − 2 => ( x − 1 x) 2 = 82 9 − 2 => ( x − 1 x) 2 = 64 9 => ( x − 1 x) = 8 3 Also, => ( x 3 − 1 x 3) = ( x − 1 x) ( x 2 + 1 x 2 + 1) => ( x 3 − 1 x 3) = ( 8 3) ( 82 9 + 1) => ( x 3 − 1 x 3) = ( 8 3) ( 91 9) => ( x 3 − 1 x 3) = 728 27 2Thank You ANSWER Webx 2 + 1 x 2 = 23. Adding 2 on both the sides, we get, x 2 + 1 x 2 + 2 = 25 (x + 1 x) 2 = 5 2. ∴ x + 1 x = 5--- (1) (x + 1 x) 3 = 5 3. x 3 + 1 x 3 + 3 (x + 1 x) = 125. Put the value of (1) x 3 …
WebIf x 2+ x 21 =27, find the value of x− x1 Medium Solution Verified by Toppr x− x1 We have, (x− x1)2=x 2−2×x× x1+ x 21 ⇒(x− x1)2=x 2−2+ x 21 ⇒(x− x1)2=x 2+ x 21 −2 ⇒(x− …
Web25 mrt. 2024 · Solution For (1) Simplify (ii) find H.C.f: 2x+18, x2 and x2+6x−27 (Pii) Simplify x+12 −x+11 −x2−13 (iv) If x−xe1 =4 then find the value of x3−x31 (v) Simplify: … cooking whole chicken on grillWeb21 mei 2024 · Solution: The value of x + 1/x is 5. To answer this question, we need to follow the following steps: As we know in a quadratic equation, a, b and c are called … cooking whole chicken timeWeb4 jul. 2024 · Find the product of : (x - 1/x), ( x + 1/x) , ( x2 - 1/x2) and ( x4 + 1/x4) ? Asked by Vikas 04 Jul, 2024, 10:16: AM ... find the values of a and b so that x+1 and x-1 are factors of x⁴+ax³+x²+2x+b. Asked by shivalaxmi0205 15 Feb, 2024, 06:49: PM. ANSWERED BY EXPERT. CBSE 9 - Maths. family guy mary tyler mooreWeb25 mrt. 2024 · (1) Simplify (ii) find H.C.f: 2x+18, x2 and x2+6x−27 (Pii) Simplify x+12−x+11−x2−13 (iv) If x−xe1=4 then find the value of x3−x31 (v) Simplify: x2−9x2−4x+3÷x2+5xx2−1 1. =2c(a−b)a2+4b+b2)2c(b−c)b2+bc+c2+ca+a2=2cc3−b3=2c3−b3+b3−c3 +c3−x3=2c∘=1 … family guy mary poppinsWeb26 apr. 2024 · If x^2+1/x^2 =27 i.x+1/x ii.x-1/x 7,688 views Apr 26, 2024 If x^2+1/x^2 =27 i.x+1/x ii.x-1/x ...more ...more 156 Dislike Share Math Army 101K subscribers Comments … family guy margaret thatcherWeb19 aug. 2013 · Assuming the question as (x + 1/x) = 3 Squaring on both the sides we get (x + 1/x) 2 = 3 2 x 2 + (1/x 2) + 2 = 9 ⇒ x 2 + (1/x 2 ) = 7 Now cubing on both the sides we get, [x 2 + (1/x 2 )] 3 = 7 3 LHs is in the form of (a + b)3 = a3 + b3 + 3ab (a + b) Hence [x 2] 3 + [ (1/x 2 )] 3 + 3 (x 2 ) × (1/x 2 ) [x 2 + (1/x 2 )] = 343 family guy mary and josephWeb13 apr. 2024 · If P (A)=P (B) =x and P (A∩B) =P (A′∩B′)=31, then x is equal to 21 31 41 61 Topic: Probability View 4 solutions Question 4 Hard Views: 5,722 Find the domains of the functions: (i) f (x)= sin−1(log4x) (ii) f (x)=log2log3logπ4(tan−1 x1) Topic: Trigonometric Functions Book: IIT-JEE Super Course in Mathematics -Algebra I (Pearson) View solution family guy married with cancer cast