allery3x^2 - 12-কে সম্পূর্ণরূপে উৎপাদকে বিশ্লেষণ করুন।
A3(x + 2)(x - 2)
B3(x + 2)^2
C(3x + 2)(x - 2)
D3(x - 2)^2
Answer & Solution
Correct answer: A. 3(x + 2)(x - 2)
3 কমন নিয়ে 3(x^2 - 4) পাওয়া যায়, তারপর বর্গের অন্তরের সূত্র প্রয়োগ করুন।
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