WebIf x = 2/3 and x = -3 are the roots of quadratic equation ax² + 7x + b = 0, then find value of a & b. Digi School. 1.71K subscribers. Subscribe. 6.6K views 4 years ago Important … Web16 nov. 2015 · The roots of x 2 − 2 x + 3 = 0 are α and β. Find the equation whose roots are: α + 2, β + 2. Not sure of answer in book. My working: α + β = 2, α β = 3 ( α + 2) + ( β + 2) = α + β + 4 = 6 ( α + 2) ( β + 2) = α β + 2 ( α + β) = 7 Therefore, equation whose roots are α + 2, β + 2 is x 2 − 6 x + 7 = 0 Answer in book is x 2 − 6 x + 11 = 0

if x=2/3 and x=-3 are the roots of eq ax2+7x+b=0 find values of a …

Web11 apr. 2024 · If α,β are roots of x2+2x+3=0 then find βα +αβ Solution For 8. If α,β are roots of x2+2x+3=0 then find βα +αβ The world’s only live instant tutoring platform. … Web11 jul. 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 control nest from iphone

Solve x^3-3x+2=0 Microsoft Math Solver

WebIf x=2 and x=3 are the roots of the equation 3x 2−2mx+2n=0, find the values of m and n. Hard Solution Verified by Toppr 3x 2−2mx+2n=0 ......... (i) If x=2, put in eqn (i), 3(2) 2−2m(2)+2n=0 12−4m+2n=0 4m−2n=12 ......... (ii) If x=3, put in eqn (i), 3(3) 2−2m(3)+2n=0 27−6m+2n=0 6m−2n=27 ......... (iii) Subtracting eqn (iii) from (ii), Web13 apr. 2024 · If \( \alpha, \beta \) and \( \gamma \) are the roots of \( x^{3}+8=0 \), then the equation whose roots are \( \alpha^{2}, \beta^{2} \) and \( \gamma^{2} \) ... Web26 jun. 2024 · Best answer given x2 + ax + 8 = 0 andα – β = 2 Also from given equation α β = 8 As α – β = 2 Then α - 8 α 8 α = 2 α2 – 2α - 8 =0 (α - 4) (α + 2)=0 α = 4 and α = -2 if α = 4 then substituting it in α – β = 2 we get , β = 2 from the given equation, sum of roots = -a α + β = - a - a = 4+2 a = -6 if α = - 2 then substituting it in α – β = 2 we get , fall in woods