For how many positive numbers a, it becomes true that a * a * a = a + a + a ?

A 1
B 2
C 3

Correct Answer: 1

এখানে, equation টি solve করার পর positive a এর মান নির্ণয় করতে হবে। a×a×a = a + a + a⇒a3 - 3a = 0⇒aa2 - 3 = 0∴a = 0;3, - 3 অর্থাৎ only + 3 একটি পজিটিভ নাম্বার।
Bissoy MCQ
#গণিত #Southeast Bank Ltd #Southeast Bank Ltd - Management Trainee Officer - 17.05.2013

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