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
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
संबंधित प्रश्न
Simplify (2.5p − 1.5q)2 − (1.5p − 2.5q)2
Using identities, evaluate 992
Using (x + a) (x + b) = x2 + (a + b) x + ab, find 5.1 × 5.2
Expand `("a"/2+"b"/3)^2`
Use an expansion formula to find the value.
(97)2
Use the formula to multiply the following.
(3x − 5) (3x + 5)
Expand: `("p"/3 + "q"/4)^2`
Factorise the following, using the identity a2 + 2ab + b2 = (a + b)2.
a2x2 + 2abx + b2
Factorise the following.
y2 + 7y + 12
Verify the following:
(a + b)(a + b)(a + b) = a3 + 3a2b + 3ab2 + b3
