Subject
Quantitative Aptitude
Topic
Solution
A2+7A+B যদি A-5 দ্বারা বিভাজ্য হয় তবে B এর মান কত?
A2+7A+B যদি A-5 দ্বারা বিভাজ্য হয় তবে B এর মান কত?
ক)
30খ)
-30গ)
-60ঘ)
-15Explanation
(A – 5) দ্বারা বিভাজ্য মানে, Equation টিতে A -5 = 0 বা, A = 5 বসালে সমাধান হবে শূন্য (0) সুতরাং, f(A) = A2+7A+B f(5) = 52+7*5+B = 0 => 25 + 35 + B = 0 => 60 + B = 0 => B = - 60Related questions
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