∫ calculus

1. The problem is to evaluate the integral $$\int \frac{\ln x}{x} \, dx$$ and identify the correct form of the antiderivative from the given options. 2. Let us use substitution to

1. The problem is to evaluate the integral $$\int \frac{6}{x} (\ln x)^5 \, dx$$ and match it with one of the given options. 2. Notice that the integral involves a function of $\ln

1. The problem asks to find the indefinite integral $$\int e^2 \, dx$$ plus a constant of integration $c$. 2. Note that $e^2$ is a constant because it does not depend on $x$.

1. The problem is to find the integral $$\int a^{3^{\log_a x}} \, dx$$ plus the constant of integration $c$. 2. First, simplify the exponent: note that $$3^{\log_a x}$$ is a bit un

1. The problem is to find the limit of a function as the variable approaches a certain value. 2. Since the user only wrote "lim" without specifying the function or the point of app

1. **State the problem:** Evaluate the integral $$\int e^{\ln x} \, dx$$ and identify the correct answer from the options. 2. **Simplify the integrand:** Recall that $$e^{\ln x} =

1. The problem is to analyze the piecewise function: $$f(x) = \begin{cases} -e^{\frac{1}{x}}, & x < 0 \\ \ln\left(\frac{1}{1+x^2}\right), & x > 0 \end{cases}$$

1. **المطلوب:** حساب مشتقات الدوال التالية: 2. **المطلوب:** حساب حدود الدوال باستخدام قاعدة لوبتال.

1. **تمرين 02: حساب التكاملات** 1. \(\int x\sqrt{x} \, dx = \int x x^{\frac{1}{2}} \, dx = \int x^{\frac{3}{2}} \, dx = \frac{2}{5} x^{\frac{5}{2}} + C\).

1. The problem discusses the concept of the derivative of a function $f$ at a point $a$ from the right and from the left. 2. The right-hand derivative at $a$ is defined as $$f'(a^+

1. The problem asks about the nature of a critical point for a continuous function $f$ on $\mathbb{R}$ at $x = a$. 2. A critical point of a function $f$ is defined as a point where

1. **State the problem:** We need to find the limit $$\lim_{x \to -1} \frac{x^3 + 3x^2 + x - 1}{x + 1}$$

1. نبدأ بكتابة الحد المعطى: $$\lim_{x \to 2} \frac{x^2 - 4}{x - 1} - 1$$ 2. نلاحظ أن التعبير يحتوي على كسر والحد عند $x=2$.

1. **Problem Statement:** Differentiate each of the following functions: a) $y = \left(\frac{x}{3}\right)^3 \sqrt[3]{x}$

1. **بيان المسألة:** نريد حساب حدود الدوال التالية عند النقاط المحددة. 2. **الحد الأول:**

1. **State the problem:** We want to find values of $a$ and $b$ such that the piecewise function $$f(x) = \begin{cases} x^2 - 3x + a & x < -1 \\ 5x + 4 & -1 < x < 3 \\ ax - 2b & x

1. The problem is to find values of $a$ and $b$ such that the function is continuous everywhere, meaning it has a limit at every point. 2. Since the function is not explicitly give

1. **Problem 3.1.1:** Find the absolute extreme values of $f(n) = n \ln(10n)$ on $[1,10]$. 2. **Step 1:** Compute the derivative $f'(n)$ to find critical points.

1. **State the problem:** Find the gradient of the curve $$y = x - \frac{3}{x+2}$$ at the points where the curve crosses the $$x$$-axis. 2. **Find the points where the curve crosse

1. Problem 17: Given $y = 2x^3 - 3x^2 - 36x + 5$, find the range of $x$ for which $\frac{dy}{dx} < 0$. 2. Differentiate $y$ with respect to $x$:

1. The problem involves solving and analyzing the given differential expressions and their integrals. 2. For the first equation, $y'_1 = - e^{2x}$, integrating both sides with resp