JEE Main 20262 Apr, Evening shiftMathematicsEasyBinomial Theorem and Its Simple Applications131× since 2002If for 3≤r≤303\le r\le 303≤r≤30, (30C30−r)+3(30C31−r)+3(30C32−r)+(30C33−r)=mCr\left({}^{30}C_{30-r}\right)+3\left({}^{30}C_{31-r}\right)+3\left({}^{30}C_{32-r}\right)+\left({}^{30}C_{33-r}\right)={}^{m}C_r(30C30−r)+3(30C31−r)+3(30C32−r)+(30C33−r)=mCr, then m equals :AOption A. 31BOption B. 32COption C. 33DOption D. 34CheckSkip · show solution
