Advertisements
Advertisements
प्रश्न
Factorise the following using the identity a2 – b2 = (a + b)(a – b).
y4 – 625
Advertisements
उत्तर
We have,
y4 – 625 = (y2)2 – (25)2
= (y2 + 25)(y2 – 25)
= (y2 + 25)(y2 – 52)
= (y2 + 25)(y + 5)(y – 5)
APPEARS IN
संबंधित प्रश्न
Expand: (3x + 4y)(3x - 4y)
Factorise: 4x2 – 9y2
If X = a2 – 1 and Y = 1 – b2, then find X + Y and factorize the same
a2 – b2 = (a + b) ______.
(a + b)(a – b) = a2 – b2
Using suitable identities, evaluate the following.
(35.4)2 – (14.6)2
Factorise the following using the identity a2 – b2 = (a + b)(a – b).
28ay2 – 175ax2
Factorise the following using the identity a2 – b2 = (a + b)(a – b).
`(4x^2)/9 - (9y^2)/16`
Factorise the expression and divide them as directed:
(2x3 – 12x2 + 16x) ÷ (x – 2)(x – 4)
The base of a parallelogram is (2x + 3 units) and the corresponding height is (2x – 3 units). Find the area of the parallelogram in terms of x. What will be the area of parallelogram of x = 30 units?
