Question

x in Z binom 4 3 (2x+1)+7​

Answer 1

Answer:

Substituting x=1, y=1, z=1 in the above expression, we get the sum of the binomial coefficients as

(x+2y+z)

10

=(1+2(1)+1)

10

(substituting x=1,y=1,z=1)

=(4)

10