Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
AP EAMCET202421 May 2024Morning ShiftMathematicsDefinite IntegrationActual

_ x 1⁷⁷+2⁷⁷+ +n⁷⁷ n⁷⁸ =

Options

  1. A1 77
  2. B1
  3. C76
  4. D1 78

Correct answer

D. 1 78

Step-by-step solution

aligned & _ n 1⁷⁷+2⁷⁷+ +n⁷⁷ n⁷⁸ & = _ n 1 n ( 1⁷⁷ n⁷⁷ + 2⁷⁷ n⁷⁷ + + n⁷⁷ n⁷⁷ ) & = _ n 1 n _ r=1 ^n ( r n )⁷⁷= ₀^1 x⁷⁷ d x= ( x⁷⁸ 78 )₀^1= 1 78 aligned

Practice Definite Integration on Quantrex Academy →

More from Definite Integration

₀^1 2 x+5 x^2+3 x+2 ~d x= 2025₀^1 x^ 5 / 2 (1-x)^ 3 / 2 ~d x= 2025_ n [ 1 n^2 ^2 1 n^2 + 2 n^2 ^2 4 n^2 + 3 n^2 ^2 9 n^2 + + 1 n^2 ^2 1 ]= 2025₀^1 x Sin ⁻¹ x d x= 2025_ - 2 ^ 2 (x-[x]) d x= 2025₀^2 x^2(2-x)^5 d x= 2025If f(x)= Max x^3-4, x^4-4 , and g(x)= Min x^2, x^3 , then _ -1 ^1(f(x)-g(x)) d x= 2025_ n 2 n [ 2 n + 2 2 n + 3 2 n + + 2 ]= 2025 Full Definite Integration list All AP EAMCET PYQs