Independent term

Find the term independent of x in the expansion of (4x3+1/2x)8

Correct answer:

x =  7

Step-by-step explanation:

P= (4x3+2x1)8 X = (4x3   1/(2x)   1/(2x)   1/(2x))2 X=(4 1/2 1/2 1/2)2=41=0.25  C2(8)=(28)=2!(82)!8!=2187=28  x=(28) X=28 0.25=7

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