Popular Questions
- The coefficient of the term independent of x in the expansion of
- The coefficient of x^5 in the expansion of
- If number of terms in the expansion of (x - 2y + 3z)^n are 45, then n =
- r^th term in the expansion of (a + 2x)^n is
- If the third term in the binomial expansion of (1+x)^m is
- The ratio of the coefficient of terms x^n-r a^r and x^r a^n-r in the binomial expansion of
- The coefficient of x^53 in the following expansion
- The coefficient of 1/x in the expansion of (1+x)^n
- In the expansion of (x-1/x)^6, the constant term is
- C0 - C1 + C2 - C3 +........+(-1)nCn is equal to
- If (1+x-2x^2)^6 = 1 + a1x + a^2x^2+.....+a12x^1, then
- The greatest term in the expansion of (1+3x)^54 where x = 1/3, is
- The sum of the last eight coefficients in the expansion of (1+x)^15 is
- If x + y = 1, then
- C0Cr + C1Cr+1 + C2Cr+2+....Cn-rCn =
- C1 + 2C2 + 3C3 + 4C4 +.....nCn =
- Let (1+x)^10 =
- C0/1 + C1/2 + C2/3+.....+Cn/n+1 =
- If ( 1-x)^n = C0-C1x+C2x^2-C3x^3+...+(-1)^nCnx^n, then
- The value of C1/2+C3/4+C5/6+.... is equal to
- The value of 10C1 + 10C2 + 10C3+.....10C9 is
- If (1+x)^n = C0 + C1x + C2x^2+.......+Cnx^n, then
- 1/1!(n-1)! + 1/3!(n-3)! + 1/5!(n-5)!+....=
- If C0,C1,C2,C3... are binomial coefficients in the expansion of
- If (1+x)^n = C0 + C1x + C2x^2+......+Cnx^n, then
- The suk of coefficients of even power of x in the expansion of (1+ x + x^2 + x^3)5 is
- The value of 15C0^2 - 15C1^2 + 15C2^2 -.....- 15C15^2 is
- 2C0 + 2^2/2 C1 + 2^3/3 C2 +....+ 2^11/11 C^10 =
- The Coefficient of x^100 in the expansion of
- C0/1 + C2/3 + C4/5 + C6/7 +....=
- The sum of all the coefficients in the binomial expansion of
- nC0 -1/2 nC1 + 1/3 nC2 - .......+ (-1)^n nCn/n+1 =
- If the sum of the coefficients
- If the sum of the coefficients in the expansion of (x - 2y + 3z)^n is 128
- Coefficients of x^r[0≤ r ≤ ( n-1)] in the expansion of
- The sum of the coefficients of even power of x in the expansion of
- (a/a+x)^1/2 + (a/ a-x)^1/2 =
- If x is so small such that x^3 and higher powers of x may be neglected, then
- The approximate value of (7.995)^1/3 correct to four decimal places is
- If (a + bx)^-2 = 1/4 -3x +......, then (a,b) =
