Advertisements
Advertisements
प्रश्न
If x − a is a factor of x3 −3x2a + 2a2x + b, then the value of b is
विकल्प
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
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
If `f(x) = 2x^2 - 13x^2 + 17x + 12` find f(2)
If `f(x)=2x^2-13x^2+17x+12` find `f(0)`
Find α and β, if x + 1 and x + 2 are factors of x3 + 3x2 − 2αx + β.
y3 − 2y2 − 29y − 42
2y3 − 5y2 − 19y + 42
x4 + 10x3 + 35x2 + 50x + 24
2x4 − 7x3 − 13x2 + 63x − 45
(x+1) is a factor of xn + 1 only if
Factorise the following:
z² + 4z – 12
Factorise the following:
(a + b)2 + 9(a + b) + 18
