Advertisements
Advertisements
प्रश्न
Factorise the following, using the identity a2 + 2ab + b2 = (a + b)2.
a2x3 + 2abx2 + b2x
Advertisements
उत्तर
We have,
a2x3 + 2abx2 + b2x
= x(a2x2 + 2abx + b2)
= x[(ax)2 + 2 × ax × b + b2]
= x(ax + b)2
= x(ax + b)(ax + b)
APPEARS IN
संबंधित प्रश्न
Use an expansion formula to find the value.
(1005)2
Use a formula to multiply of (x − 5)(x + 5).
Use a formula to multiply of (2a – 13)(2a + 13)
Show that (x + 2y)2 – (x – 2y)2 = 8xy
The difference of the squares of two consecutive numbers is their sum.
Factorise the following, using the identity a2 + 2ab + b2 = (a + b)2.
x2 + 12x + 36
Factorise the following, using the identity a2 + 2ab + b2 = (a + b)2.
x2 + 2x + 1
Factorise the following.
p2 + 14p + 13
Verify the following:
(7p – 13q)2 + 364pq = (7p + 13q)2
Find the length of the side of the given square if area of the square is 625 square units and then find the value of x.
