If a and b are zeroes of px2-5x+q

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August undefined, 2024

WebZeroes of the polynomial x 2−px+q are double in values to the zeroes of polynomial 2x 2−5x−3. Therefore, Zeroes of polynomial x 2−px+q will be- 6,−1 Therefore, Sum of roots = a−b 6+(−1)=−(−p) ⇒p=5 Product of root = ac 6×−1=q ⇒q=−6 Hence the values of p and q are 5 and −6 respectively. Was this answer helpful? 0 0 Similar questions Web31 aug. 2012 · If α and β are the zeros of the quadratic polynomial f(x) = x2 - px + q, prove that a2/b2 + b2/a2 = p4/q2 - 4p2/q + 2 Given thatαandβare the zeroes of the quadratic …

If $\\alpha$ and $\\beta$ are the zeroes of $p(x) =x^2- px +q = 0$

WebThe zeros of the polynomial x²-3x-m (m+3) are @Samplepaper25 The perimeters of two similar triangles are 26 cm and 39 cm.The ratio of their areas will be What is the age of father, if the sum of... WebSolution. The correct option is C 1 2 and 5. We know that, for a quadratic equation ax2+bx+c =0, Sum of roots = α+β and product of roots = αβ where α and β are the roots of the … kid story online free

If α&β are zeros of the polynomial f x = x 2+ px + q,then find a ...

WebFor which values of a and b are the zeroes of q (x) = x3 +2x2+ a also the zeroes of polynomial p (x)= Kwatra Tuition Center 23.7K subscribers Join Subscribe 44 Share Save 2.4K views 2 years... WebTour 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 Web6 sep. 2024 · Correct answer is: (b) p = r = - 2 Sum of zeroes = 2 + 1 2 1 2 = -5/p i.e. 5/2 = -5/p . So p = -2 Product of zeroes = 2x 1/2 = r/p i.e. r/p = 1 or r = p = -2 ← Prev Question … kids to the gaming

If the zero of the polynomial x^2 - px + q are double in value to …

MCQ-If alpha and beta are the zeroes of the polynomial 5x2-7x-2, …

WebIf a and b are the zeroes of x 2 -p(x+1)+c such that (a+1)(b+1)=0, then find the value of c . Open in App. Solution. note:I think it is 3 instead of p if it is p,please put p where I put 3 in equation and follow same procedure X ^2 - 3(x+1) +c is the given equation Alpha and ... WebAnswer Obtain all other zeroes of 3x4 + 6x3 – 2x2 - 10x - 5, if two of its zerores are . Answer Verify that the numbers given alongside of the cubic polynomials below are their zeroes. Also, verify the relationship between the zeroes and coefficients in each case: x3 - 4x2 + 5x - 2; 2, 1, 1 403 Views Answer kid story about sandalsWeb22 mrt. 2024 · If the zeroes of the quadratic polynomial ax 2 + bx + c, a ≠ 0 are equal, then: (a) c and a have opposite signs (b) c and b have opposite signs (c) c and a have the same sign (d) c and b have the same sign This video is only available for Teachoo black users Subscribe Now Get live Maths 1-on-1 Classs - Class 6 to 12 kid stories with morals

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If a and b are zeroes of px2-5x+q

If a and b are the zeroes of a polynomial px² 5x+q then the values …

Web21 jun. 2015 · if a,b are the zeroes of the polynomial f(x)=2x2+5x+k satisfying the relation a2+b2+ab=21/4, then find the value of k for yhis to be ... + b - 4a = 0. Asked by snehaljain870 07 Sep, 2024, 06:58: PM. ANSWERED BY EXPERT. CBSE 10 - Maths. For what values of a the following pair of equation 4x+3y=3 and 8x+ay=5 will have a unique ... Web18 nov. 2024 · If α + β + γ = 0, than α 3 + β 3 + γ 3 = 3αβγ Calculation: As α, β and γ are the root of kx 3 - 5x + 9 On comparing it with ax 3 + bx 2 + cx + d a = k, b = 0 c = - 5 and d = 9 ⇒ α + β + γ = 0 --- (1) αβγ = - 9/k --- (2) Hence, according to above formula, α 3 + β 3 + γ 3 = 3αβγ According to question α 3 + β 3 + γ 3 = 27 ⇒ 3αβγ = 27 ⇒ αβγ = 9

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Web28 dec. 2024 · QUALIFYING ROUND 5. If a and b are the zeroes of a polynomial p x 2 − 5 x + q, then the values of p and q, if a + b = ab = 10, are (b) 5 and 2 (a) 5 and 1/2 (d) 10 … Web20 jun. 2024 · Step-by-step explanation: We are given a quadratic equation, a and b are the zeroes of equation, and . we have to find the value of p and q. Formula used. …

Web25 jan. 2024 · If a and b are the zeroes of a polynomial px2−5x+q, then the values of p and q, if a+b=ab=10, are (a) 5 and 1/2 (b) 5 and 2 (c) 1/2 and 5 (d) 10 and 1 hort Answer … WebIf alpha and beta are the zeroes of quadratic polynomial 3s^2-6s+4, then what is the value of alpha/beta+beta/alpha+2 (1/alpha+1/beta) + 3 alphabeta? - Quora Answer (1 of …

Web21 feb. 2024 · Class 10 maths If the sum of the zeroes of polynomial 5x2- (3+k)x+7 is a zero If α, β are the Zeroes of the Quadratic Polynomial p (x) = 6x2 - 5x +k such that α-β=1/6, find k Given that the... Web6 sep. 2013 · Kishore Kumar. Given polynomial is p (x) = 2x3-5x2+px+b. Since x = 2 is zero of the given polynomial, we have p (2) = 0. Now put x = 2 in p (x) p (2) = 2 (2)3 – 5 (2)2 + p (2) + b. ⇒ 0 = 16 – 20 + 2p + b. ⇒ 2p + b = 4 → (1) It is also given that x = 0 is also a zero of the given polynomial. Hence p (0) = 0.

WebSOLUTION. We know that, for a quadratic equation ax2+bx+c =0, Sum of roots = α+β and product of roots = αβ where α and β are the roots of the equation. Also, α+β = −b a and …

Web28 dec. 2024 · If a and b are the zeroes of a polynomial px2−5x+q, then the values of p and q, if a+b=ab=10, are (b) 5 and 2 (a) 5 and 1/2 (d) 10 and 1 (c) 1/2 and 5 Short Answer Type (I) Questions 7. If one of the zeroes of the quadratic polynomial f (x)=4x2−8kx−8 magnitude but opposite in sign of the other, then find the value of k : 8. kid storys to tellWebIf α and β are the zeroes of the polynomial p (x) = 2 x 2 + 5 x + k satisfying the relation, α 2 + α β = 4 2 1 , then find the value of k. Medium Open in App kids tote bags personalizedWeb31 aug. 2010 · Since a and b are the roots, we can write by substituing for x, a and b respectively, a 3 + ab + c = 0 .... (1) ab 2 + b 2 + c = 0 ... (2) Also (x - a) (x - b) = 0 x 2 - (a+b) + ab = 0 Comparing with given p (x), b/a = -a - b c/a = ab c = a 2 b We can use this c in (1) and (2), to get the desired result. kids totes snow bootsWebQuestion : If α and β are the zeros of the quadratic polynomial f (x)=3x2-5x-2, then evaluate i) α2+β2 ii)α3+β3 iii)α/β+β/α. Doubt by Yathartha Solution : f (x) = 3x2-5x-2 a = 3 b = -5 c … kids touchscreen learning desktopWebThe correct option is B 29 Given that α and β are zeroes of the quadratic polynomial x 2 + 7 x + 5. ∴ α + β = –7 and αβ = 5 …..(ii) Now, (α − β) 2 = α 2 + β 2 − 2 α β ⇒ (α − β) 2 = α 2 + β 2 + 2 α β − 4 α β (Adding and subtracting 2αβ on … kids touch my body challenge inappropriateWebIf a polynomial is divided by its factor, then the remainder is equal to zero. Hence, equate the calculated remainder to zero and find the value of unknowns. Complete step by step … kids touch my feet challengeWebIf α&β are zeros of the polynomial f (x)=x 2 +px+q,then find a polynomial having 1/α & 1/β as its zeros. Solution f (x)=x²+px+q Sum of roots, α+ β = -p Product of rootsr, αβ = q (1/α + 1/β) = (α + β) / αβ = - p / q 1/αβ = 1 / q. If 1/α, 1/β are zeros of the quadratic polynomial then the equation is x² - (1 / α + 1 / β)x + 1 / αβ = 0 then kids totoro shirt