What is the exponent of w in the third term of (4-w)^8.

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justaguide | College Teacher | (Level 2) Distinguished Educator

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The binomial theorem gives: `(x + y)^n = sum_(k=0)^n C(n,k)x^k*y^(n-k) ` .

For `(4 - w)^8` , the third term is `C(8, 2)*4^2*(-w)^6` .

The exponent of w in the third term is 6.

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