Integral of x/sqrt(1-4x^2) (substitution + substitution)
sqrt(1-4x^2) の積分、Trig Substitution、微積分 2 チュートリアル
Integral of 1/(4+x^2)
Integral of 1/sqrt(4x-x^2) (THE EASY WAY!)
Integral of Sqrt(1-4x^2) | Integration By Substitution
1/(4 + x^2)の積分
Integral of 1/sqrt(1-4x^2) (substitution)
Integral of 1/4x^2+9 (Nice and easy, No real surprises here:)
Integrate 1/sqrt(1+4x^2) dx || Integral of 1/sqrt(1 + 4x^2)
INTEGRAL raiz 1-4x^2
dx/sqrt(1-4x^2) の積分 - 積分の例
Calculus Help: Integral ∫ (arctan(2x))/(1+4x^2 ) dx - Integration by substitution
Ejercicio 45| Integral Definida de la integral 1/raíz(1-4X^2 )dx en los intervalos [0,1/4]
評価: `int sqrt (1-4x^2) dx`
評価: `intsqrt (1-4x-x^2)dx`
Integral 38: int 1/sqrt(1-4x^2) dx
Integrate the function ∫ root over 1-4x^2 dx
Integral of x^4-1/2x^3+1/4x-2 - Integral example
初心者と上級者の違い ~積分の方法編 #積分
Integral of 1/sqrt(4x^2 + 9) dx using trigonometric substitution