Problemas de Calculo
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Questions and Answers

Qual est le valore de $x$ in le equatio $x^2 + x^3 = x^3(1 + x^6)$?

  • 1
  • 0 (correct)
  • 6
  • 2

Quanto vale l'integral $ rac{ ext{sen} x + ext{cos} x}{ ext{√sin}^2 x} dx$ inter le limites de $0$ a $ rac{ ext{π}}{3}$?

  • $ rac{ ext{√3}}{2}$ (correct)
  • 1
  • $ rac{1}{2}$
  • $ rac{ ext{π}}{6}$

Qual es le limite de $ ext{e}^{2 - 3x}$ quando $x$ approxima 0?

  • 1
  • 0
  • 2
  • e (correct)

Qual es le significato de $ ext{log}(x + 1) - 2 ext{log} x$ in le context de l'integrales?

<p>Un simplification (A)</p> Signup and view all the answers

Quot valor es assignate a $ ext{B}$ in le key de responsa dat?

<p>1 (B)</p> Signup and view all the answers

Quotiente es le valor de $ extstyle rac{eta}{eta}$ pro le integration $ extstyle extstyle rac{eta}{eta}$ if $f(x) = 2$ pro $2 ext{ ≤ } x ext{ ≤ } 3$?

<p>2 (A)</p> Signup and view all the answers

Qual es le forma correcte del valor del integral $ extstyle extstyle rac{eta}{eta}$ de $ ext{cos } x dx$ in le intervalle $[a, b]$?

<p>sin(b) - sin(a) (C)</p> Signup and view all the answers

Si $f(x) = 4x^3 - 4$, que exprime $f(2)$?

<p>0 (D)</p> Signup and view all the answers

Que value representa $f(x)$ pro $x = 1$ dado que $f(x) = 4x^3 - 4$?

<p>3 (C)</p> Signup and view all the answers

Qual es le forma correcte del $f(x)$ si $f'(x) = 4x^3$?

<p>$x^4 + C$ (A)</p> Signup and view all the answers

Quale es le derivative de f(x) = ∫ (0 to x) t sin t dt?

<p>x sin x (A)</p> Signup and view all the answers

Quale es le valore de ∫ (0 to 1) tan^(-1)(2/(1 + x - x^2)) dx?

<p>1 (A)</p> Signup and view all the answers

Quale es le resulta de ∫ e^x sec x (1 + tan x) dx?

<p>e^x tan x + c (C)</p> Signup and view all the answers

Quale es le expression exacte de ∫ (e^(-x) - e^(-x)) dx?

<p>0 + c (D)</p> Signup and view all the answers

Quale es le valore de ∫ (e^x sec x (1 + tan x)) dx?

<p>e^x sec x + c (B)</p> Signup and view all the answers

Qual es le valore de ∫_{0}^{a} f(x) g(x) dx si f e g satisfac le conditiones specificate?

<p>a ∫_{0}^{a} f(x) dx (B)</p> Signup and view all the answers

Si f(x) es symmetric in relation a a, qual es le implicantia de f(a-x)?

<p>f(a-x) = f(x) (C)</p> Signup and view all the answers

Quo significa g(x) + g(a - x) = a in le context de le function g?

<p>g(x) es un function affine (B)</p> Signup and view all the answers

In le expression ∫_{0}^{1} f(x).g(x)dx, quale variabile affecta le resultato?

<p>Le forma de f(x) (D)</p> Signup and view all the answers

Qual es le relation inter a e le integral de f(x) si f es symmetric?

<p>a = 2 * ∫_{0}^{a} f(x) dx (B)</p> Signup and view all the answers

Qual es le valore de a si a(1 + x^2) + b√(1 + x) + C es equal a 3x?

<p>a = 1/3, b = 1 (C)</p> Signup and view all the answers

Qual es le resultado del integrale ∫ (sec x sin x) dx?

<p>ln|tan x| + C (A)</p> Signup and view all the answers

Pro le expression ∫ (tan x)/(1 + x^2) dx, qual es le forma correct de solution?

<p>arctan x + C (D)</p> Signup and view all the answers

Qual es le significato del simbolo ∫ in casa de calculus?

<p>Somma o area subiacente (C)</p> Signup and view all the answers

Qual es le resultato del integrale ∫ (1/sin x cos x) dx?

<p>ln|sin x| - ln|cos x| + C (B)</p> Signup and view all the answers

Qual es le resultato del integral $ rac{e^{(x^2 + 1)}}{(x + 1)^2} dx$?

<p>$ rac{1}{2} e^{(x^2 + 1)} + C$ (D)</p> Signup and view all the answers

Qual es le forma simplificate del integral $ rac{2x + 5}{ oot{2}{x} + 2x + 5} dx$?

<p>$ rac{5}{2} log( oot{2}{x} + 2x + 5) + C$ (A)</p> Signup and view all the answers

Quo es le resultato del integral $ rac{2 sin(x) + 3 cos(x)}{3 sin(x) + 4 cos(x)} dx$?

<p>$ rac{18x}{25} + log|3 sin(x) + 4 cos(x)| + C$ (A)</p> Signup and view all the answers

Qual es le approxima del integral $ rac{x}{(x^2 - a)(x^2 - b)} dx$?

<p>$ rac{1}{2} log|x^2 - a| - rac{1}{2} log|x^2 - b| + C$ (C)</p> Signup and view all the answers

Qual es le resultato del integral $ oot{2}{cot(x)} dx$?

<p>$log|sin(x)| + C$ (A)</p> Signup and view all the answers

Flashcards

Derivata de un integral

Le derivata del function f(x), ubi f(x) es definite como le integral de t sin(t) de 0 a x.

Calcular le integral

Le integral de tan⁻¹(2x-1)/(1+x²-x) de 0 a 1.

Integral con exponential e trigonometric functiones

Le integral de e^x sec(x)(1+tan(x))dx.

Integral con exponential functiones

Le integral de x/(e^x - e^-x) dx.

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Integral con exponential e trigonometric functiones

Le integral de e^x sec(x)(1+tan(x))dx.

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Integral

Le integral de un function es un function cuje derivate es le function original.

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Integral indefinite

Le integral indefinite es le integral de un function sin limites superior o inferior.

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Integral definite

Le integral definite es le integral de un function con limites superior e inferior.

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Methodo de substitution

Le methodo de substitution es un methodo pro calcular le integral de functiones composite.

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Integration per partes

Le methodo de integration per partes es un methodo pro calcular le integral de productes de functiones.

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Symmetric Function

Un function f es symmetric in le intervallo [0, 1] si f(x) = f(a - x) pro omne x in [0, 1].

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Skew-Symmetric Function

Un function g es skew-symmetric in le intervallo [0, 1] si g(x) + g(a - x) = a pro omne x in [0, 1].

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Integral of a Symmetric and Skew-symmetric Function

Si f es symmetric e g es skew-symmetric in le intervallo [0, 1], le integral definite de f(x)g(x) de 0 a a es equal a a∫[0, a] f(x) dx.

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Area Under the Curve

Le valor del integral definite de un function f(x) de 0 a a es le area sub le curva de f(x) inter le intervallo [0, a].

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Integral definite con limites infinite (limite superior infinito)

Le integral definite con limites superior e inferior, ubi le limite inferior es zero e le limite superior es infinito. Le expression sub le signo de integral es un function rational de x.

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Integral definite con limites finite

Le integral definite de un function rational de x, con limites superior e inferior specificate.

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Integral indefinite con radical quadrate

Le integral indefinite de un function que include un radical quadrate in le denominatore.

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Integral definite de function trigonometric

Le integral definite de un function complex que include un combination de funciones trigonometric.

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Integral indefinite de function trigonometric con radical

Le integral indefinite de un function trigonometric con un radical quadrate.

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Definition de integral definite

Le integral definite de un function f(x) de a a b es le limite del summa de areas de rectangulos sub le curva de f(x), ubi le largessa de cata rectangulo tende a zero.

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Methodo de Riemann

Le methodo de Riemann es un methodo pro calcular le integral definite de un function f(x) per approximar le area sub le curva de f(x) con un summa de areas de rectangulos.

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Constante de integration

Le constante de integration es un constante arbitrario que es additte al integral indefinite.

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Study Notes

Calculus Problems

  • Problem 1: Given f(x) = ∫₀ˣ t sin t dt, determine f'(x).

    • Correct answer: cos x + x sin x
  • Problem 2: Calculate ∫₀¹ tan⁻¹( (2x - 1) / (1 + x - x²) ) dx.

    • Correct answer: 0
  • Problem 3: Evaluate ∫ₓ sec x (1 + tan x) dx.

    • Correct answer: eˣ sin x + C
  • Problem 4: Find the solution for ∫ (1 / (eˣ - e⁻ˣ)) dx.

    • Correct answer: tan⁻¹(eˣ) + C
  • Problem 5: Determine the appropriate substitution for ∫ √(x²(2 + x⁵)) dx.

    • Correct answer: x⁶ = t
  • Problem 6: If ∫ (e⁻ˣ - 5e⁻ˣ) / (4eˣ + 5e⁻ˣ) dx = ax + blog|4eˣ + 5e⁻ˣ| + C, then find the values of a and b.

    • Correct answer: a = -1/8 , b = 7/8
  • Problem 7: If f(x) = f(a - x) and g(x) + g(a - x) = a on [0, 1], then determine the value of ∫₀ᵃ f(x) g(x) dx

    • Correct answer: (a/2) ∫₀ᵃ f(x) dx
  • Problem 8: Given ∫₀¹ [eᵗ / (1 + t)] dt = a , determine the value of ∫₀¹ [eᵗ / (1 + t)² ] dt

    • Correct answer: a − (e/2)
  • Problem 9: Find the integral of 1/(sin(x - a) sin(x - b)).

    • Correct answer: cosec(b - a) log|sin(x - a)/sin(x - b)| + C
  • Problem 10: Find the values of a and b in the equation ∫ x³√(1 + x²) dx= a(1 + x²)³/² + b√(1 + x²) + C.

    • Correct answer: a = 1/3, b = -1
  • Problem 11: Evaluate the following integrals: (i) ∫ sec x sin x dx; (ii) ∫ (1 / (sin x cos² x)) dx

  • Problem 12: Find the integral of x² tan⁻¹(x) / (1 + x²) dx

  • Problem 13: Calculate the definite integral of ∫ eˣ (x² + 1) / (x + 1)² dx (limits are not specified).

  • Problem 14: Calculate the integral of ∫ x / ((x² - a²) (x² - b²)) dx.

  • Problem 15: Evaluate the integral of (2x + 5) / √(x² + 2x + 5) dx.

  • Problem 16: Prove (in the context of Integration problems and/or Trigonometric substitutions that) ∫ (2 sin x + 3 cos x) / (3 sin x + 4 cos x) dx = (18/25)x + (1/25) log |3 sin x + 4 cos x| + C.

  • Problem 17: Evaluate ∫ cot x dx.

  • Problem 18: Find the value of ∫₀ (x² / ((x² + a²) (x² + b²) )) dx.

  • Problem 19: Given f(x) = {2x + 1, 1 ≤ x ≤ 2 / x² + 1, 2 ≤ x ≤ 3}, determine ∫₁³ f(x) dx.

  • Problem 20: Calculate the integral ∫ᵃᵇ cos x dx in terms of a and b using the limit approach.

  • Problem 21: Given f'(x) = 4x³ - (3 / x⁴) and f(2) = 0, find f(x).

  • Problem 22: Evaluate (x⁸ - 1)¹/³ x⁵ dx

  • Problem 23: Evaluate sin³ (2x + 1) dx.

  • Problem 24: Evaluate (cos 2x - cos 2a) / (cos x - cos a) dx.

  • Problem 25: Find the indefinite integral of (3x - 1) / ( (x - 1)(x - 2)(x - 3)) dx

  • Problem 26: Evaluate ∫₀π/2 log(4 + 3 sin x) / (4 + 3 cos x) dx

  • Problem 27: Given x² + 1 / x² + x³ = 1/x + 1/x² − 1/x³ (with details stated).

  • Problem 28: Evaluate √(x² + 1) [log(x² + 1) − 2 log x] / x⁴ dx.

  • Problem 29: Evaluate ∫ₙ /₆ sin x + cos x √(sin 2x) dx.

  • Problem 30: Calculate ∫₀¹ e⁻²⁻³ˣ dx using limit approach.

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Este quiz explora uma variedade de problemas de cálculo, desde integrais definidas até derivadas. Cada problema oferece um cenário único que desafia a compreensão dos conceitos de cálculo. Prepare-se para avaliar suas habilidades e conhecimentos em cálculo através destes problemas testados.

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