Advertisements
Advertisements
प्रश्न
Factorise:
4x4 + 25y4 + 19x2y2
Advertisements
उत्तर
4x4 + 25y4 + 19x2y2
= 4x4 + 25y4 + 20x2y2 - x2y2
= (2x2)2 + (5y2)2 + 2 x (2x2) x (5y2) - x2y2
= [(2x2)2 + (5y2) + 2 x (2x2) x (5y2)] -x2y2
= [2x2 + 5y2] - (xy)2
= (2x2 + 5y2 - xy)(2x2 - 5y + xy).
APPEARS IN
संबंधित प्रश्न
Find the common factors of the terms.
2x, 3x2, 4
Find the common factors of the terms.
16x3, −4x2, 32x
Factorise the following expression:
7x − 42
Factorise the following expression:
x2yz + xy2z + xyz2
Factorise.
x2 + xy + 8x + 8y
Factorize the following:
5x − 15x2
Factorize the following:
20x3 − 40x2 + 80x
Factorize the following:
2x3y2 − 4x2y3 + 8xy4
Factorize the following:
28a2 + 14a2b2 − 21a4
Factorize the following:
2l2mn - 3lm2n + 4lmn2
Factorize the following:
x2yz + xy2z + xyz2
Factorise by taking out the common factors :
2 (2x - 5y) (3x + 4y) - 6 (2x - 5y) (x - y)
Factories by taking out common factors :
ab(a2 + b2 - c2) - bc(c2 - a2 - b2) + ca(a2 + b2 - c2)
Factorise : `(9a)^2 + 1/(9a)^2 - 2 - 12a + 4/(3a)`
Factorise : 2(ab + cd) - a2 - b2 + c2 + d2
Find the value of : ( 987 )2 - (13)2
Factorise : 3x2 + 6x3
Factorise : 2x3b2 - 4x5b4
Factorise : a3b - a2b2 - b3
Factorise : x2(a-b)-y2 (a-b)+z2(a-b)
Factorise : (x + y)(a + b) + (x - y)(a + b)
Factorise : 4x(3x - 2y) - 2y(3x - 2y)
factorise : ab(x2 + y2) - xy (a2 + b2)
Factorise xy2 - xz2, Hence, find the value of :
9 x 82 - 9 x 22
Factorise: a2 - 0·36 b2
Factorise the following by taking out the common factors:
5a(x2 - y2) + 35b(x2 - y2)
Factorise the following by taking out the common factors:
2x5y + 8x3y2 - 12x2y3
Factorise the following by taking out the common factors:
36(x + y)3 - 54(x + y)2
Factorise:
`y^2 + (1)/(4y^2) + 1 - 6y - (3)/y`
Factorise:
5x2 - y2 - 4xy + 3x - 3y
