हिंदी

Divide the first polynomial by the second polynomial and find the remainder using remainder theorem. (x2 − 7x + 9) ; (x + 1) - Algebra

Advertisements
Advertisements

प्रश्न

Divide the first polynomial by the second polynomial and find the remainder using remainder theorem.

(x2 − 7x + 9) ; (x + 1)

योग
Advertisements

उत्तर

Let p(x) = x2 − 7x + 9

Divisor = x + 1 

∴ take x = −1

By remainder theorem, 

Remainder = p(−1)

= (−1)2 − 7 × (−1) + 9 =

1 + 7 + 9

= 17

∴ Remainder = 17

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 3: Polynomials - Practice Set 3.5 [पृष्ठ ५३]

APPEARS IN

बालभारती Mathematics 1 [English] Standard 9 Maharashtra State Board
अध्याय 3 Polynomials
Practice Set 3.5 | Q (5) (i) | पृष्ठ ५३

संबंधित प्रश्न

Use Remainder theorem to factorize the following polynomial:

`2x^3 + 3x^2 - 9x - 10`


Find the remainder when x4 + 1 is divided by x + 1.


The polynomials 2x3 – 7x2 + ax – 6 and x3 – 8x2 + (2a + 1)x – 16 leaves the same remainder when divided by x – 2. Find the value of ‘a’. 


Using the Remainder Theorem, factorise the following completely:

x3 + x2 – 4x – 4


Find the value of ‘m’, if mx3 + 2x2 – 3 and x2 – mx + 4 leave the same remainder when each is divided by x – 2.


If ( x31 + 31) is divided by (x + 1) then find the remainder. 


Find without division, the remainder in the following: 

2x3 - 3x2 + 6x - 4 is divisible by (2x-3) 


Find the values of a and b when the polynomials f(x)= 2x2 -5x +a and g(x)= 2x2 + 5x +b both have a factor (2x+1).


When x3 + 3x– kx + 4 is divided by (x – 2), the remainder is k. Find the value of k.


If p(x) = 4x3 - 3x2 + 2x - 4 find the remainderwhen p(x) is divided by:
x - 4


Find the remainder (without divisions) on dividing f(x) by x – 2, where f(x) = 2x3 – 7x2 + 3


Using remainder theorem, find the remainder on dividing f(x) by (x + 3) where f(x) = 2x2 – 5x + 1


Using the Remainder Theorem, factorise completely the following polynomial: 

3x2 + 2x2 – 19x + 6


When 2x3 – x2 – 3x + 5 is divided by 2x + 1, then the remainder is


By remainder theorem, find the remainder when, p(x) is divided by g(x) where, p(x) = 4x3 – 12x2 + 14x – 3; g(x) = 2x – 1


By remainder theorem, find the remainder when, p(x) is divided by g(x) where, p(x) = x3 – 3x2 + 4x + 50; g(x) = x – 3


What is the remainder when x2018 + 2018 is divided by x – 1


By actual division, find the quotient and the remainder when the first polynomial is divided by the second polynomial: x4 + 1; x – 1


For what value of m is x3 – 2mx2 + 16 divisible by x + 2?


The remainder, when x3 – x2 + x – 1 is divided by x + 1, is ______.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×