2. Polynomials
medium

$(4a -2b -3c)^2$ નું વિસ્તરણ કરો.

Option A
Option B
Option C
Option D

Solution

નિત્યસમ $V$ નો ઉપયોગ કરતાં, 

$(4 a-2 b-3 c)^{2} =[4 a+(-2 b)+(-3 c)]^{2} $

$=(4 a)^{2}+(-2 b)^{2}+(-3 c)^{2}+2(4 a)(-2 b)+2(-2 b)(-3 c)+2(-3 c)(4 a) $

$=16 a^{2}+4 b^{2}+9 c^{2}-16 a b+12 b c-24 a c$

Standard 9
Mathematics

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