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What people are asking?

Krishna Bhakthochidan

Aug 20, 2013

Sir, Can you please solve the following:-

If the polynomial X4- 6X3+16X2-25X+10 is divided by another polynomial X2-2X+k, the reminder is X+a . Find k and a

Answer.

Given that the remainder is (x + a)
⇒ (4k – 25 + 16 – 2k)x + [10 – k(8 – k) ] = x + a  
⇒ (2k – 9)x + [10 – 8k + k<...

Answer (3)

Shreyas Rastogi

May 7, 2015

If the squared difference of the zeroes of the quadratic polynomial f(x) = x2+px+45 is equal to 144 ,find the value of p.

This answer has an image. Please click on the question to read more.

Answer (4)

Rajputra rishiraj si

Aug 28, 2013

FIND A CUBIC POLINOMIAL WITH THE SUM,SUM OF THE PRODUCT OF ITS ZEROS TAKEN TO AT TIME AND THE PODUCT OF ITS ZEROS AS 2,-7,-14 RESPECTIVELY

Answer (3)

Sahiti

Oct 15, 2013

If 2x=3y=6-z, then 1/x+1/y+1/z is equal to?

This answer has an image. Please click on the question to read more.

Answer (4)

Adyasaa Mohapatra

Apr 1, 2014

if one zero of the polynomials( a square+9)x square+13x+6a is reciprocal of the others, find the value of a

This answer has an image. Please click on the question to read more.

Answer (2)

Farheen

May 29, 2014

 

Sol :
given that x-√5 is a factor of the cubic polynomial x3-3√5x2+13x-3√5

            x-W...

Answer (1)

Nada

Sep 30, 2013

If one zero of the quadratic polynomial x2+3x+k is 2, then the value of k is

Answer (3)

Farheen

May 19, 2014

For which values of a and b, are the zeroes of q(x) = x3 + 2x2 + a also the zeroes of the polynomial p(x) = x5 – x4 – 4x3 + 3x2 + 3x + b? Which zeroes of p(x) are not the zeroes of q(x).

This answer has an image. Please click on the question to read more.

Answer (1)

R murali

Jun 6, 2014

If α  and  β are zeroes of the polynomial f(x)=x2+px+q then find the quadratic polynomial  having 1/α and 1/β as its zeroes

Sol:
Given  α and β are zeroes of the polynomial f(x)=x2+px+q

α+ β = -p αβ = q

(1/α +...

Answer (1)

R murali

Jun 7, 2014

If α  and  β are zeroes of the polynomial x2-4x+3 , then form quadratic polynomial whose zeroes are (1) 3αand 3β           (2)1/2α   and  1/2β

Sol:
Given  α and β are zeroes of the polynomial f(x) = x2- 4x + 3

α+ β = 4 αβ = 3

1) (3α + 3β) = 3x 4 = 12

Answer (1)

Krishna Bhakthochidan

Aug 20, 2013

Sir, Can you please solve the following:-

If the polynomial X4- 6X3+16X2-25X+10 is divided by another polynomial X2-2X+k, the reminder is X+a . Find k and a

Answer.

Given that the remainder is (x + a)
⇒ (4k – 25 + 16 – 2k)x + [10 – k(8 – k) ] = x + a  
⇒ (2k – 9)x + [10 – 8k + k<...

Answer (3)

Shreyas Rastogi

May 7, 2015

If the squared difference of the zeroes of the quadratic polynomial f(x) = x2+px+45 is equal to 144 ,find the value of p.

This answer has an image. Please click on the question to read more.

Answer (4)

Rajputra rishiraj si

Aug 28, 2013

FIND A CUBIC POLINOMIAL WITH THE SUM,SUM OF THE PRODUCT OF ITS ZEROS TAKEN TO AT TIME AND THE PODUCT OF ITS ZEROS AS 2,-7,-14 RESPECTIVELY

Answer (3)

Sahiti

Oct 15, 2013

If 2x=3y=6-z, then 1/x+1/y+1/z is equal to?

This answer has an image. Please click on the question to read more.

Answer (4)

Adyasaa Mohapatra

Apr 1, 2014

if one zero of the polynomials( a square+9)x square+13x+6a is reciprocal of the others, find the value of a

This answer has an image. Please click on the question to read more.

Answer (2)

Farheen

May 29, 2014

 

Sol :
given that x-√5 is a factor of the cubic polynomial x3-3√5x2+13x-3√5

            x-W...

Answer (1)

Nada

Sep 30, 2013

If one zero of the quadratic polynomial x2+3x+k is 2, then the value of k is

Answer (3)

Farheen

May 19, 2014

For which values of a and b, are the zeroes of q(x) = x3 + 2x2 + a also the zeroes of the polynomial p(x) = x5 – x4 – 4x3 + 3x2 + 3x + b? Which zeroes of p(x) are not the zeroes of q(x).

This answer has an image. Please click on the question to read more.

Answer (1)

R murali

Jun 6, 2014

If α  and  β are zeroes of the polynomial f(x)=x2+px+q then find the quadratic polynomial  having 1/α and 1/β as its zeroes

Sol:
Given  α and β are zeroes of the polynomial f(x)=x2+px+q

α+ β = -p αβ = q

(1/α +...

Answer (1)

R murali

Jun 7, 2014

If α  and  β are zeroes of the polynomial x2-4x+3 , then form quadratic polynomial whose zeroes are (1) 3αand 3β           (2)1/2α   and  1/2β

Sol:
Given  α and β are zeroes of the polynomial f(x) = x2- 4x + 3

α+ β = 4 αβ = 3

1) (3α + 3β) = 3x 4 = 12

Answer (1)

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