∫ calculus

1. **State the problem:** We need to find the area of the third trapezium under the curve $y=\frac{4}{\ln(x)}$ between the points $x=\frac{19}{5}$ and $x=\frac{23}{5}$. The trapezi

1. **State the problem:** We need to find the area of the second trapezium under the curve $y=\frac{4}{\ln(x)}$ between two vertical lines where the heights of the trapezium are ap

1. **הבעיה:** נתונה הפונקציה $$f(x) = \frac{e^{2x} - 9e^x}{e^{2x} - 10e^x + 9}$$. 2. **מציאת תחום ההגדרה:**

1. The problem is to evaluate the improper integral $$\int_1^\infty (x^2 + 2x) \, dx$$. 2. We start by finding the antiderivative of the integrand. The antiderivative of $$x^2$$ is

1. **State the problem:** Find the area between the curves $$y=\frac{12x}{(2x+1)^3}$$ and $$y=\ln(x)$$ over the interval where they intersect and the region is shaded (approximatel

1. **State the problem:** We need to find the area between the curves $$y = \left(\frac{x}{5} + 1\right) e^x$$ and $$y = \sin(x) + \frac{9}{10}$$ from approximately $$x=0$$ to $$x=

1. **State the problem:** Find the area between the curves $$y = 5 - 2 \cos^2(x)$$ and $$y = \left(\frac{x}{2} + 1\right)^2 + 1$$ over the interval where they intersect. 2. **Find

1. **State the problem:** Find the area between the curves $$y = \frac{x^2}{2} + 4x + 7$$ and $$y = 3 \sin\left(\frac{x}{2}\right)$$ over the interval $$-5 \leq x \leq -3$$. 2. **S

1. **State the problem:** Find the area between the curves $$y_1 = -\frac{x^2}{4} + 8$$

1. **Stating the problem:** We are given the graph of the first derivative $f'$ of a continuous function $f$ on $\mathbb{R}$ and asked to identify the wrong statement among four op

1. The problem asks us to analyze the function $f$ based on the graph of its second derivative $f''(x)$. 2. Given that $f''(0) = 4 > 0$, the second derivative is positive at $x=0$.

1. The problem is to find the limit \( \lim_{x \to 5} (2x^5 - 3x + 4) \). 2. Since the function \(2x^5 - 3x + 4\) is a polynomial, it is continuous everywhere, so we can directly s

1. **Stating the problem:** We analyze the curve of $\hat{f}$ and determine which of the given statements about the function $f$ are correct or incorrect. 2. **Understanding the re

1. The problem is to find the limit of the function $2x^5 - 3x + 4$ as $x$ approaches 5. 2. Substitute $x = 5$ directly into the function since it is a polynomial and continuous ev

1. The problem states that the top-right graph represents the first derivative $y' = f'(x)$ of a function $y = f(x)$ defined on $\mathbb{R}$. We need to identify which of the given

1. The problem asks us to analyze the function on the interval $[0,2[$ and determine whether it has absolute minimum and/or maximum values. 2. From the graph description, the funct

1. **State the problem:** Find the indefinite integral $$\int \frac{x^2 - 4}{x + 2} \, dx.$$\n\n2. **Simplify the integrand:** Notice that $$x^2 - 4$$ can be factored as $$(x - 2)(

1. The problem states that $$\int \frac{2}{y} \, dy = \int \frac{1}{x} \, dx$$ and asks to find the expression for $$\ln y^2$$ in terms of $$x$$ plus a constant $$c$$. 2. Compute t

1. **State the problem:** We need to evaluate the integral $$\int \frac{dx}{\sqrt{x}(\sqrt{x} + 2)^4} + c.$$\n\n2. **Substitution:** Let $$t = \sqrt{x} + 2.$$ Then $$\sqrt{x} = t -

1. **Stating the problem:** We want to find the integral $$\int 4 \sin^4 x \, dx$$ and match it with one of the given options. 2. **Rewrite the integral:**

1. **State the problem:** We need to evaluate the integral $$\int \frac{3}{\sin^2 3x} \, dx$$ and match it with one of the given options. 2. **Rewrite the integrand:** Recall that