Advertisements
Advertisements
प्रश्न
Simplify:
(ab – c)2 + 2abc
सोपे रूप द्या
Advertisements
उत्तर
We have,
(ab – c)2 + 2abc = (ab)2 + c2 – 2abc + 2abc ...[Using the identity, (a – b)2 = a2 + b2 – 2ab]
= a2b2 + c2
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 7: Algebraic Expression, Identities and Factorisation - Exercise [पृष्ठ २३१]
APPEARS IN
संबंधित प्रश्न
Show that (3x + 7)2 − 84x = (3x − 7)2
Show that `(4/3 m - 3/4 n)^2 + 2mn = 16/9 m^2 + 9/16 n^2`
Simplify the following using the formula: (a − b)(a + b) = a2 − b2: 95 × 105
Find the following product: (2x2 − 3) (2x2 + 5)
Evaluate the following: 109 × 107
Expand the following, using suitable identities.
(xy + yz)2
Expand the following, using suitable identities.
(2x – 5y)(2x – 5y)
Expand the following, using suitable identities.
(a2 + b2)2
Using suitable identities, evaluate the following.
(52)2
Perform the following division:
(ax3 – bx2 + cx) ÷ (– dx)
