Advertisements
Advertisements
प्रश्न
Simplify (m2 − n2m)2 + 2m3n2
Advertisements
उत्तर
(m2 − n2m)2 + 2m3n2
= (m2)2 − 2(m2) (n2m) + (n2m)2 + 2m3n2 [(a − b)2 = a2 − 2ab + b2 ]
= m4 − 2m3n2 + n4m2 + 2m3n2
= m4 + n4m2
संबंधित प्रश्न
Using identities, evaluate (5.2)2
Use the formula to multiply the following.
`(x/5+6)(x/5-6)`
Expand:
(10 + y)2
If a + b = 10 and ab = 18, find the value of a2 + b2
Factorise the following using suitable identity
y2 + 20y + 100
Factorise the following, using the identity a2 + 2ab + b2 = (a + b)2.
4x2 + 4x + 1
Factorise the following, using the identity a2 + 2ab + b2 = (a + b)2.
a2x2 + 2abx + b2
Factorise the following, using the identity a2 + 2ab + b2 = (a + b)2.
2x3 + 24x2 + 72x
The area of a square is given by 4x2 + 12xy + 9y2. Find the side of the square.
The area of a circle is given by the expression πx2 + 6πx + 9π. Find the radius of the circle.
