Advertisements
Advertisements
प्रश्न
Factorise: a4 - 625
Advertisements
उत्तर
a4 - 625
= (a2)2 - (25)2
= (a2 + 25) (a2 - 25) ....[a2 - b2 = (a + b)(a - b)]
= (a2 + 25) {(a)2 - (5)2}
= (a2 + 25) (a + 5)(a - 5)
APPEARS IN
संबंधित प्रश्न
Find the common factors of the terms.
14pq, 28p2q2
Find the common factors of the terms.
10pq, 20qr, 30rp
Factorise the following expression:
7x − 42
Factorise the following expression:
6p − 12q
Factorize the following:
10m3n2 + 15m4n − 20m2n3
Factorize the following:
2a4b4 − 3a3b5 + 4a2b5
Factorize the following:
a4b − 3a2b2 − 6ab3
Factorize the following:
−4a2 + 4ab − 4ca
Factories by taking out common factors :
xy(3x2 - 2y2) - yz(2y2 - 3x2) + zx(15x2 - 10y2)
Factorise:
`x^2 + 1/(4x^2) + 1 - 7x - 7/(2x)`
Factorise:
`x^4 + y^4 - 27x^2y^2`
Factorise : 3 - 5x + 5y - 12(x - y)2
Factorise : 4a2 - 8ab
Factorise : 17a6b8 - 34a4b6 + 51a2b4
Factorise : (a+ 2b) (3a + b) - (a+ b) (a+ 2b) +(a+ 2b)2
Factorise:
a2 – ab(1 – b) – b3
factorise : (ax + by)2 + (bx - ay)2
Factorise the following by taking out the common factors:
(mx + ny)2 + (nx - my)2
Factorise:
5x2 - y2 - 4xy + 3x - 3y
