Find the tension T in the given diagram below. Limiting friction between blocks and surface are also given in the figure.
Coefficient of xn in (nC0+C1x+nC2x2......nCnxn)×(nC0+nC1×.....nCnxn) is
Let S1 = nC0 + nC1 + nC2.............nCn and S2 = nC0 - nC1 + nC2 ..............+ (−1)n nCn
Find the value of S1S1+S2
Find the coefficient of xn−2 in (nC0+nC1x+nC2x2.....nCnxn)×(nC0+nC1x+nC2x2.....nCnxn)
Find the value of S1S1+S2 is ___.