Advertisements
Advertisements
प्रश्न
Factorise the following, using the identity a2 – 2ab + b2 = (a – b)2.
`x^2/4 - 2x + 4`
योग
Advertisements
उत्तर
We have,
`x^2/4 - 2x + 4`
= `(x/2)^2 - 2 xx x/2 xx 2 + 2^2`
= `(x/2 - 2)^2`
= `(x/2 - 2)(x /2 - 2)`
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 7: Algebraic Expression, Identities and Factorisation - Exercise [पृष्ठ २३४]
APPEARS IN
संबंधित प्रश्न
Expand: (98)2
Factors of 4 – m2 are
Expand the following square, using suitable identities
(xyz – 1)2
Evaluate the following, using suitable identity
9982
Using identity, find the value of (4.9)2
a2 – b2 is equal to ______.
Factorised form of 4y2 – 12y + 9 is ______.
1032 – 1022 = ______ × (103 – 102) = ______.
Factorise the following, using the identity a2 – 2ab + b2 = (a – b)2.
x2 – 8x + 16
Factorise the following, using the identity a2 – 2ab + b2 = (a – b)2.
9x2 – 12x + 4
