Advertisements
Advertisements
प्रश्न
Factorise:
`a^3 - 2sqrt(2)b^3`
Advertisements
उत्तर
`a^3 - 2sqrt(2)b^3 = (a)^3 - (sqrt(2)b)^3`
= `(a - sqrt(2)b)[a^2 + a(sqrt(2)b) + (sqrt(2)b)^2]` ...[Using identity, a3 – b3 = (a – b)(a2 + ab + b2)]
= `(a - sqrt(2)b)(a^2 + sqrt(2)ab + 2b^2)`
APPEARS IN
संबंधित प्रश्न
Factorise:
2x2 + 7x + 3
Determine the following polynomial has (x + 1) a factor:
x4 + 3x3 + 3x2 + x + 1
Find the Factors of the Polynomial Given Below.
2x2 + x – 1
Find the factor of the polynomial given below.
12x2 + 61x + 77
Find the factor of the polynomial given below.
`1/2x^2 - 3x + 4`
Factorize the following polynomial.
(x – 5)2 – (5x – 25) – 24
Factorize the following polynomial.
(y + 2) (y – 3) (y + 8) (y + 3) + 56
x + 1 is a factor of the polynomial ______.
The factorisation of 4x2 + 8x + 3 is ______.
Find the value of m so that 2x – 1 be a factor of 8x4 + 4x3 – 16x2 + 10x + m.
