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Question

The independent term of x is 80000 in the expansion of (3x+b/x)⁶, where b is a positive constant. What the value of b?

a.

3.97

b.

6.87

c.

8.3

d.

5.2

Posted under Discrete Mathematics

Answer: (d).5.2

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Q. The independent term of x is 80000 in the expansion of (3x+b/x)⁶, where b is a positive constant. What the value of b?