∫ calculus

1. **Problem Statement:** Find the convergence and interval of convergence for power series:

1. **Evaluate the limit** $$\lim_{x \to 7} \frac{7x^{2} - 40x - 63}{x - 7}$$. Step 1: Factor the numerator if possible.

1. **State the problem:** We need to find the limit as $n$ approaches infinity of the expression $$\lim_{n \to \infty} \frac{1 - 2 + 3 - 4 + \cdots - 2n}{\sqrt{n^2 + 1} + \sqrt{4n^

1. Stating the problem: We want to find the limit $$\lim_{n \to \infty} \sqrt{n^3 \left( \sqrt{n^3 + 1} - \sqrt{n^3 - 2} \right)}.$$\n\n2. Simplify the expression inside the parent

1. We are asked to find the limit \( \lim_{t \to 1} \frac{t^2 - 1}{t - 1} \).\n2. Notice that directly substituting \(t = 1\) gives \(\frac{1^2 - 1}{1 - 1} = \frac{0}{0}\), which i

1. **State the problem:** Find the limit as $n$ approaches infinity of the expression $$\frac{3n^2 + 5}{2n^3 - 7n + 5}.$$\n\n2. **Analyze the degrees of polynomials:** The numerato

1. **Statement of the problem:** We have functions:

1. **State the problem:** Find the limit as $n \to \infty$ of $$\frac{\sqrt{n^{2}+5} + \sqrt{n}}{\sqrt[3]{8n^{3} + 2n - n}}.$$\n\n2. **Simplify the numerator:** For large $n$, $\sq

1. **State the problem:** Analyze the graph of the function $y = g(x)$ to determine its symmetry, intervals of increase/decrease, local extrema, absolute extrema on the interval $[

1. The problem asks to find which statements are equivalent or true for the limit $$\lim_{x \to 2} \frac{x^2 + 2x - 8}{x^4 - 16}$$. 2. Start by factoring numerator and denominator:

1. Diketahui fungsi $$f(x) = \frac{x^2 - 4}{|2 - x|}$$. Pertama, faktorkan pembilang: $$x^2 - 4 = (x - 2)(x + 2)$$

1. The notation of a dot on top of a number or variable typically signifies the derivative with respect to time, a concept used especially in physics and calculus. 2. For example,

1. The problem asks for the left-hand limit as $x$ approaches 0 of the expression $$\frac{x}{x - |x|}.$$\n\n2. We need to analyze the expression for values of $x$ approaching 0 fro

1. **State the problem:** Find the limit $$\lim_{y \to x} \frac{y^{2/3} - x^{2/3}}{y - x}$$ using three different methods. 2. **Method 1: Recognize the limit as a derivative**

1. **Problem statement:** Find the limit $$\lim_{y \to x} \frac{y^{2/3} - x^{2/3}}{y - x}.$$ 2. **Recognize the expression:** This is the difference quotient for the function $$f(t

1. The problem states the integral equation: $$\int \frac{\sin x}{\cos x} \, dx + \int \frac{\sin y}{\cos y} \, dy = \int 0$$. 2. Recognize that the integrand $$\frac{\sin x}{\cos

1. **State the problem:** We want to find the derivative of the function $f(x) = a\sqrt{x}$, where $a$ is a constant. 2. **Rewrite the function:** Recall that $\sqrt{x} = x^{1/2}$.

1. The problem is to find the integral $$\int \sin^6(x) \, dx$$. 2. We start by expressing $$\sin^6(x)$$ in terms of powers of cosine using the identity $$\sin^2(x) = 1 - \cos^2(x)

1. The problem is to find the derivative of the function $f(x) = x\sqrt{x}$. 2. First, rewrite the function using exponent notation: $f(x) = x \cdot x^{1/2} = x^{3/2}$.

1. Problem: Differentiate the given functions with respect to their variables. (i) $y = \sqrt[3]{3x^{2} + 1}$

1. The problem states: If $y = x^{n-1} \log x$, prove that the $n^{th}$ derivative $y^{(n)} = \frac{(n-1)!}{x}$. 2. We start with the function: