Subject
Bank Exam
Topic
Bangladesh Bank (AD) - 12.11.2021
The area of a rectangular classroom is x2- 25. Which of the following binomials could represent the length and the width of the room.
The area of a rectangular classroom is x2- 25. Which of the following binomials could represent the length and the width of the room.
ক)
(x + 5) (x + 5)খ)
(x - 5) (x - 5)গ)
(x + 5) (x - 5)ঘ)
x(x - 25)Explanation
দেওয়া আছে , x 2 - 25 = x 2 - 5 2 = (x + 5)(x - 5) অতএব , আয়তক্ষেত্রটির সম্ভাব্য দৈর্ঘ্য হতে পারে (x+5) এবং প্রস্থ (x-5)Related questions
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