Practice Page 1

Q1. Show that (x + 1) and (x – 1) is a factor of 2x3 + x2 – 2x - 1

 

Q2. Use factor theorem to find whether polynomial g(x) = x -2 is a factor of polynomial f(x) = x4 - 2x2 +6x +3 or not.

 

 

 

 

 

 

Q3. Find the value of ‘a’ such that x + 3 is a factor of x5 + 3x4 – x3 – 3x2 + 5x + 15. 

 

 

 

Practice Page 2

Q1. Show that (x – 1)(x – 10)(x – 12) are factors of x3 – 23x2 – 142x – 120

 

Q2. Find the value of k, if 3 – 2x is a factor of p(x) = kx3 – 9x2 + x + 12

 

 

 

 

 

 

Q3 Find the remainder when 3x3+x2-22x+9 when divided by x-3.

 

 

 

 

 


Last modified: Thursday, 22 November 2018, 9:08 PM