For which values of x is the value of (x2-6x+8) negativ?

A 2
B x
C 8>x>6
D x>8

Correct Answer: 2

অপশন টেস্ট হতে পাই, (ক) 2 < x < 4 এর জন্য x এর মান 3 হলে x2  -  6x  +  8  =  (3)2 - 6.3 + 8 = 9 - 18 + 8 = 17 - 18 = - 1 যা নেগেটিভ।
Bissoy MCQ
#পিএসসি ও অন্যান্য নিয়োগ পরীক্ষা #গণিত #তিতাস গ্যাস ট্রান্সমিশন অ্যান্ড ডিস্ট্রিবিউসন কো. লি.-সহকারী ব্যবস্থাপক-08-10-2021

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