Q13. The (r + 1)th term in the expansion of (a + x)n is:Mathematics — NUST Mock 8 — Question 13 of 200A. nCr+1 an-r-1 xrB. nCr an-r xrC. nCr-1 an-r+1 xr+1D. nCr an-r+1 xr+1Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →