Advertisements
Advertisements
Question
Factorise: a2 - 0·36 b2
Advertisements
Solution
a2 - 0·36 b2
= (a)2 - (0.6b)2
= (a + 0.6b)(a - 0.6b) ...[a2 - b2 = (a + b)(a - b)]
APPEARS IN
RELATED QUESTIONS
Factorise the following expression:
−16z + 20z3
Factorise the following expression:
− 4a2 + 4ab − 4 ca
Factorise the following expression:
x2yz + xy2z + xyz2
Factorise the following expression:
ax2y + bxy2 + cxyz
Factorize the following:
2x3y2 − 4x2y3 + 8xy4
Factorize the following:
−4a2 + 4ab − 4ca
Factories by taking out common factors :
ab(a2 + b2 - c2) - bc(c2 - a2 - b2) + ca(a2 + b2 - c2)
Factorise:
`x^4 + y^4 - 27x^2y^2`
Factorise : a - b - 4a2 + 4b2
Factorise:
(2a - 3)2 - 2 (2a - 3) (a - 1) + (a - 1)2
Factorise : `1/4 ( a + b )^2 - 9/16 ( 2a - b )^2`
Factorise : 17a6b8 - 34a4b6 + 51a2b4
Factorise: 36x2y2 - 30x3y3 + 48x3y2
factorise : xy2 + (x - 1) y - 1
Factorise the following by taking out the common factors:
5a(x2 - y2) + 35b(x2 - y2)
Factorise the following by taking out the common factors:
2a(p2 + q2) + 4b(p2 + q2)
Factorise the following by taking out the common factors:
p(p2 + q2 - r2) + q(r2 - q2 -p2) - r(p2 + q2 - r2)
Factorise:
`y^2 + (1)/(4y^2) + 1 - 6y - (3)/y`
Factorise the following by taking out the common factor
18xy – 12yz
