Advertisements
Advertisements
प्रश्न
Write the remainder when the polynomialf(x) = x3 + x2 − 3x + 2 is divided by x + 1.
Advertisements
उत्तर
When the polynomial f(x), divided by (x +1)the remainder will be
`f(-1)= (-1)^3+(-1)^2 -3(-1)+2`
` = -1 +1 +3 + 2`
` = 5`
Thus, the reminder = 5
APPEARS IN
संबंधित प्रश्न
Identify polynomials in the following:
`p(x)=2/3x^3-7/4x+9`
f(x) = 2x4 − 6x3 + 2x2 − x + 2, g(x) = x + 2
f(x) = 9x3 − 3x2 + x − 5, g(x) = \[x - \frac{2}{3}\]
The polynomials ax3 + 3x2 − 3 and 2x3 − 5x + a when divided by (x − 4) leave the remainders R1 and R2 respectively. Find the value of the following case, if R1 = R2.
x3 − 2x2 − x + 2
If f(x) = x4 − 2x3 + 3x2 − ax − b when divided by x − 1, the remainder is 6, then find the value of a + b
If x3 + 6x2 + 4x + k is exactly divisible by x + 2, then k =
Factorise the following:
5x2 – 29xy – 42y2
Factorise the following:
m2 + 2mn – 24n2
(a + b – c)2 is equal to __________
