Advertisements
Advertisements
рдкреНрд░рд╢реНрди
Factorise:
`x^2 + 1/(4x^2) + 1 - 7x - 7/(2x)`
Advertisements
рдЙрддреНрддрд░
`x^2 + 1/(4x^2) + 1 - 7x - 7/(2x)`
= `(x)^2 + 1/(2x)^2 + 2 xx x xx 1/(2x) - 7( x + 1/(2x))`
= `( x + 1/(2x))^2 - 7( x + 1/(2x))`
= `( x + 1/(2x))( x + 1/(2x) - 7)`
APPEARS IN
рд╕рдВрдмрдВрдзрд┐рдд рдкреНрд░рд╢реНтАНрди
Find the common factors of the terms.
2y, 22xy
Factorise the following expression:
10a2 − 15b2 + 20c2
Factorise.
15xy − 6x + 5y − 2
Factorise.
z − 7 + 7xy − xyz
Factorize the following:
3x − 9
Factorize the following:
20a12b2 − 15a8b4
Factorize the following:
72x6y7 − 96x7y6
Factorize the following:
28a2 + 14a2b2 − 21a4
Factorize the following:
2l2mn - 3lm2n + 4lmn2
Factorise by taking out the common factors :
2 (2x - 5y) (3x + 4y) - 6 (2x - 5y) (x - y)
Factories by taking out common factors :
2x(a - b) + 3y(5a - 5b) + 4z(2b - 2a)
Factorise : `x^2 + 1/x^2 - 3`
Factorise : (a2 - 3a) (a2 - 3a + 7) + 10
Factorise : 4(2x - 3y)2 - 8x+12y - 3
Find the value of : `[(6.7)^2 - (3.3)^2]/[6.7 - 3.3]`
Factorise : a3 - a2 +a
Factorise : 3x2 + 6x3
Factorise : 17a6b8 - 34a4b6 + 51a2b4
Factorise : x2(a-b)-y2 (a-b)+z2(a-b)
Factorise : 2b (2a + b) - 3c (2a + b)
Factorise : 4x(3x - 2y) - 2y(3x - 2y)
factorise : 8(2a + 3b)3 - 12(2a + 3b)2
factorise : m - 1 - (m-1)2 + am - a
Factorise: a2 - 0·36 b2
Factorise the following by taking out the common factors:
5a(x2 - y2) + 35b(x2 - y2)
Factorise:
`4"a"^2 + (1)/(4"a"^2) - 2 - 6"a" + (3)/(2"a")`
Factorise:
x4 + y4 - 6x2y2
