Home
Class 11
MATHS
The equations whose roots are numericall...

The equations whose roots are numerically equal but opposite in sign to the roots of `3x^(2)-5x-7=0` is ............ .

A

`3x^(2)-5x-7=0`

B

`3x^(2)+5x-7=0`

C

`3x^(2)-5x+7=0`

D

`3x^(2)+x-7=0`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • SAMPLE PAPER - 3

    FULL MARKS|Exercise PART-II|10 Videos

  • SAMPLE PAPER - 3

    FULL MARKS|Exercise PART-III|10 Videos

  • SAMPLE PAPER - 2

    FULL MARKS|Exercise PART - III|17 Videos

  • SAMPLE PAPER -17

    FULL MARKS|Exercise PART -IV|7 Videos

Similar Questions

Explore conceptually related problems

The equation whose roots are numerically equal but opposite in sign to the roots of 3x^(2) - 5x - 7 = 0 is

Let a,b, c be positive real numbers. If (x^(2)-bx)/(ax-c)=(m-1)/(m+1) has two roots which are numerically equal but opposite in sign, then the value of m is

The quadratic equation whose roots are twice the roots of 2x^(2)-5x+2=0 is

The roots of the equation x^(2)-5x+6=0 are .......

The equation whose roots are the squares of the roots of the eqation 2x^(2)+3x+1=0 is

Form the equations whose roots are reciprocals of the roots of cubic equation. x^3+ax^2+bx+c=0

If x^(2)px+q=0 is the quadratic equation whose roots are a-2" and "b-2 where a and b are the roots of x^(2)-3x+1=0 , then

In equation x^4-2x^3+4x^2+6x-21=0 if two of its roots are equal in magnitude but opposite in sign find the roots.

The quadratic equation whose roots are 3 + sqrt7 , 3 - sqrt7 is __________ .