Advertisements
Advertisements
प्रश्न
Factorise the following expression.
2x2 − 8y2
Advertisements
उत्तर
2x2 − 8y2
= 2(x2 − 4y2)
Let us recognize it as the difference of the squares of a and b.
a = x2
b = 4y2 = 2y2
a2 − b2 = (a + b)(a − b)
= 2 [(x)2 − (2y)2]
= 2 (x + 2y) (x − 2y)
संबंधित प्रश्न
Factorize each of the following algebraic expressions:
7a(2x − 3) + 3b(2x − 3)
Factorize each of the following algebraic expressions:
16(2l − 3m)2 −12(3m − 2l)
Factorize each of the following algebraic expression:
a2 + 2ab + b2 − 16
Factorize each of the following algebraic expression:
a2 + 4ab + 3b2
Factorize each of the following algebraic expression:
40 + 3x − x2
Factorize each of the following algebraic expression:
x2 − 22x + 120
Factorise the following expression.
`"p"^2-1/25`
Factorise the following expression.
a2b − ab
Factorise the following expression.
4x2y − 6x2
Factorise the following expression and write them in the product form.
6 ab2.
