1 10 2 10 3 10 4 10 5 10 6 10 7 + 8 10 9 * o ergie
1+2+3+4+5+6+7+8+9*0=0
RELATED INFORMATIONS
- 1. Find (1 + x) + (1 + x) ^ 2 + (1 + x) ^ 3 + +The coefficient of x ^ 3 in (1 + x) ^ 10 expansion
- 2. In the expansion of (x2 + 3x + 2) 5, the coefficient of X is () A. 160B. 240C. 360D. 800
- 3. If the coefficient of the first term of (x + 2) (3x-a) is - 5, then a=_____
- 4. (3x-x ^ (- 2 / 3)) ^ n expansion coefficient is 128, find the coefficient of x ^ (- 2)
- 5. If the sum of the coefficients in the expansion of (3x-1 / & sup3; √ 2 & sup2;) ^ n is 128, what is the coefficient of 1 / X & sup3;? If it's OK, add points
- 6. If the sum of the coefficients in the expansion of (3x-1 / x) ^ n is 128, then the sixth term of the expansion is_____ Knowledge of binomial coefficient in Senior High School
- 7. If the sum of the coefficients in the n-th expansion of (3x-1 / x) is 128, what is n equal to
- 8. Find the coefficient of (x ^ 2 + 3x + 2) ^ 5 expansion with X term Ask for a magic hand
- 9. Find the coefficient of the first term of X in (x ^ 2 + 3x + 2) ^ 5 expansion There is another problem: (A / X - √ (x / 2)) ^ 9, where the coefficient of x ^ 3 is 9 / 4, find a
- 10. In the expansion of (2x-3x ^ 3) ^ 10, the coefficient of x ^ 16
- 11. Find the coefficient of X3 in (x-1 / x) 9 expansion
- 12. Find the coefficient of X3 in the expansion of (1 + x) 2 (1-x) 5
- 13. Find the coefficient of X3 in the expansion of (1 + x) + (1 + x) 2 +. + (1 + x) 10
- 14. In the expansion of (1-x) 5 + (1-x) 6 + (1-x) 7 + (1-x) 8, the coefficient of the term with X3 is () A. 74B. 121C. -74D. -121
- 15. In the expansion of (1 + x) 5 (1-x) 4, the coefficient of X3 is In the expansion of (1 + x) 5 (1-x) 4, the coefficient of X3 is________ 3l, how does C43 (1-x2) * (1 + x) = - 4x3 + 4 come from
- 16. 2 ^ x-3 / 2x = 128, find 3-x of X 2x, and the result is - 3 / 13 ok
- 17. High school mathematics problem f (x) = x ^ 2-2lnx, G (x) = x-2x ^ 0.5 verification: when x is greater than 0, f (x) = g (x) + 2 has a unique solution f(x)=x^2-2Lnx,g(x)=x-2x^0.5 It is proved that f (x) = g (x) + 2 has a unique solution when x is greater than 0
- 18. In the expansion of (x-1) (x + 1) 8, the coefficient of X5 is () A. -14B. 14C. -28D. 28
- 19. In (x + 1) ^ 3 + (x + 1) ^ 4 + (x + 1) ^ 5 + +The coefficient of (x + 1) ^ 20 expansion with x ^ 3 term!
- 20. Find the coefficients of (1 + x) ^ 3 + (1 + x) ^ 4 + (1 + x) ^ 5 +. + (1 + x) ^ 20 expansion with x ^ 3 term