Advertisements
Advertisements
प्रश्न
Factorise the following:
6x2 + 16xy + 8y2
उत्तर
Product = 6 × 8 = 48, sum = 16
Split the middle term as 4xy and 12xy
6x2 + 16xy + 8y2 = 6x2 + 12xy + 4xy + 8y2
= 6x(x + 2y) + 4y(x + 2y)
= (x + 2y)(6x + 4y)
= 2(x + 2y)(3x + 2y)
APPEARS IN
संबंधित प्रश्न
Write the degrees of each of the following polynomials
`7x3 + 4x2 – 3x + 12`
Identify polynomials in the following:
`q(x)=2x^2-3x+4/x+2`
If `f(x)=2x^2-13x^2+17x+12` find `f(0)`
Find the remainder when x3 + 3x2 + 3x + 1 is divided by x.
If x − 2 is a factor of the following two polynomials, find the values of a in each case x5 − 3x4 − ax3 + 3ax2 + 2ax + 4.
Find the values of a and b so that (x + 1) and (x − 1) are factors of x4 + ax3 − 3x2 + 2x + b.
3x3 − x2 − 3x + 1
x3 − 2x2 − x + 2
If x − a is a factor of x3 −3x2a + 2a2x + b, then the value of b is
If x51 + 51 is divided by x + 1, the remainder is
