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Write the value of lambda for which x...

Write the value of `lambda` for which `x^2+4x+lambda` is a perfect square.

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alpha,beta are roots of lambda(x^(2)-x)+x+5=0 If lambda1 and lambda2 are the two values of lambda for which the roots alpha,beta are connected by the realation (alpha)/(beta)+(beta)/(alpha)=4 then the value of (((lambda1)/(lambda2)+(lambda2)/(lambda1))/(14)) is:

alpha , beta are roots of the equation lambda(x^(2)-x)+x+5=0. If lambda_1 and lambda_2 are the two values of lambda for which the roots alpha , beta are connected b the relation (alpha )/(beta)+(beta)/(alpha)=4 , then the value of (lambda_1)/(lambda_2)+(lambda_2)/(lambda_1) is :

the value of lambda for which the line 2x-(8)/(3)lambda y=-3 is a normal to the conic x^(2)+(y^(2))/(4)=1 is:

the value of lambda for which the line 2x-(8)/(3)lambda y=-3 is a normal to the conic x^(2)+(y^(2))/(4)=1 is:

If alpha,beta be the roots of the equation lambda^(2)(x^(2)-x)+2 lambda x+3=0 and lambda_(1),lambda_(2) be the two values of lambda for which alpha and beta are connected by the relation (alpha)/(beta)+(beta)/(alpha)=(4)/(3), then find the equation whose roots are ((lambda_(1))^(2))/(lambda_(2)) and ((lambda_(2))^(2))/(lambda_(1))

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RD SHARMA-QUADRATIC EQUATIONS-All Questions
  1. Write the set of values of ' a ' for which the equation x^2+a x-...

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  2. Is there any real value of ' a ' for which the equation x^2+2x+(...

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  3. Write the value of lambda for which x^2+4x+lambda is a perfect squa...

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  4. Find the condition if the roots of a x^2+2b x+c=0a n db x^2-2sqrt(a c ...

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  5. Write the set of values of k for which the quadratic equation ha...

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  6. Write a quadratic polynomial, sum of whose zeros is 2sqrt(3) and th...

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  7. Show that x=-3 is solution of x^2+6x+9=0

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  8. Show that x=-2 is a solution of 3x^2+13 x+14=0

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  9. Find the discriminant of the quadratic equation 3sqrt3x^2+10x+sqrt3=0.

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  10. If x=(-1)/2 , is a solution of the quadratic equation 3x^2+2k x-3=0...

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  11. If the equation x^2+4x+k=0 has real and distinct roots, then k<4...

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  12. If the equation 9x^2+6k x+4=0 has equal roots, then the roots ar...

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  13. If the equation a x^2+2x+a=0 has two distinct roots, if a=+-1 (b...

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  14. If 2 is a root of the equation x^2+b x+12=0 and the equation x^2...

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  15. If the roots of the equation (a^2+b^2)x^2-2b(a+c)x+(b^2+c^2)=0 are ...

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  16. If the equation x^2-b x+1=0 does not possess real roots, then -3...

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  17. If x=1 is a common root of the equations a x^2+a x+3=0 and x^2+x+b=...

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  18. If p and q are the roots of the equation x^2-p x+q=0 , then p=1,\ q...

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  19. If a and b can take values 1,\ 2,\ 3,\ 4 . Then the number of th...

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  20. Write the number of quadratic equation with real roots, which do no...

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