Home
Class 12
MATHS
If , p , q are the roots of the equation...

If , p , q are the roots of the equation `x^(2)+px+q=0` , then

A

p=1,q=-2

B

p= 0 ,q = 1

C

`p=-2,q=0`

D

`p=-2,q=1`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

If p and q are the roots of the equation x^2+px+q =0, then

If p and q are the two roots of the equation x^2 + px + q = 0 , then find the value of p____

If secalpha and cosecalpha are the roots of the equation x^2-px+q=0 , then

If p and q are the roots of the equation 3x^2+6x+2=0 , show that the equation whose roots are (-p^2/q) and (-q^2/p) is 3x^2-18x+2=0 .

If alphaandbeta be the roots of the equation x^(2)-px+q=0 then, (alpha^(-1)+beta^(-1))=(p)/(q) .

Let alpha,beta be the roots of the equation x^(2)-px+r=0 and alpha//2,2beta be the roots of the equation x^(2)-qx+r=0 , then the value of r is (1) (2)/(9)(p-q)(2q-p) (2) (2)/(9)(q-p)(2p-q) (3) (2)/(9)(q-2p)(2q-p) (4) (2)/(9)(2p-q)(2q-p)

If tanalpha and tanbeta are the roots of the equation x^2+px+q=0 (pne0) , then

If alphaandbeta be the roots of the quadratic equation x^(2)+px+q=0 , then find the quadratic equation whose roots are (alpha-beta)^(2)and(alpha+beta)^(2) .

If alphaandbeta be the roots of the quadratic equation x^(2)-px+q=0 , then determine the value of (alpha^(5)beta^(7)+alpha^(7)beta^(5)) in terms of p and q.

If the difference of the roots of the equation x^2-px+q=0 is 1, then show that p^2+4q^2= (1+2q)^2 .