Advertisements
Advertisements
प्रश्न
Factorize the following expressions:
1029 – 3x3
Advertisements
उत्तर
= 3(343 - x3)
= 3(73 - x3)
= 3(7 - x)(72 + 7 x x + x2) [∵ a3 - b3 = (a - b)(a2 + ab + b2) ]
= 3(7 - x)(49 + 7x + x2 )
∴ 1029 - 3x3 = 3(7 - x)(49 + 7x + x2 )
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
(2x - 3y)3 + (4z - 2x)3 + (3y - 4z )3
8x3 -125y3 +180xy + 216
The expression (a − b)3 + (b − c)3 + (c −a)3 can be factorized as
Write the number of the term of the following polynomial.
23 + a x b ÷ 2
Evaluate: (8 - 12x + 7x2 - 6x3)(5 - 2x)
Divide: - 16ab2c by 6abc
Divide: 10a3 - 15a2b by - 5a2
Express the following as an algebraic expression:
The product of x and y divided by m.
Write the coefficient of x2 and x in the following polynomials
`6 - 2x^2 + 3x^3 - sqrt(7)x`
–b – 0 is equal to ______.
