Subject
Govt.Jobs
Topic
সিকিউরিটি প্রিন্টিং কর্পোরেশন লি. সহকারি ব্যবস্থাপক (সাধারণ)-২৬.১১,২০২১
If x² - 4x + 3 = 0, then what is the value of (x - 2)²?
If x² - 4x + 3 = 0, then what is the value of (x - 2)²?
ক)
-1গ)
1ঘ)
3Explanation
দেওয়া আছে , x² - 4x + 3 = 0 বা, x² - 3x-x+3=0 বা,x(x-3)-1(x-3)=0 বা,(x-3)(x-1)=0 অতএব,x=1,3 অতএব,x=1 হলে (x-2)² =(1-2)² =(-1)² =1 এবং x=3 হলে (3-2)² =(1)² =1 অতএব,(x-2)² এর মান 1Related questions
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