Advertisements
Advertisements
प्रश्न
If x − a is a factor of x3 −3x2a + 2a2x + b, then the value of b is
पर्याय
0
2
1
3
MCQ
Advertisements
उत्तर
As (x-a)is a factor of f(x) =x3 −3x2a + 2a2x + b
i.e. f(a) = 0
`a^3 - 3a^3 + 2a^3 +b =0`
Thus,b = 0
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Write the coefficient of x2 in the following:
`17 -2x + 7x^2`
Write the degrees of the following polynomials
0
f(x) = x5 + 3x4 − x3 − 3x2 + 5x + 15, g(x) = x + 3
Find the values of a and b so that (x + 1) and (x − 1) are factors of x4 + ax3 − 3x2 + 2x + b.
x4 − 7x3 + 9x2 + 7x − 10
x4 − 2x3 − 7x2 + 8x + 12
If x140 + 2x151 + k is divisible by x + 1, then the value of k is
If x + 2 is a factor of x2 + mx + 14, then m =
If x2 + x + 1 is a factor of the polynomial 3x3 + 8x2 + 8x + 3 + 5k, then the value of k is
Factorise the following:
(p – q)2 – 6(p – q) – 16
