∫ calculus

1. Let's start by stating the problem: You want to solve a problem using integrals. However, you haven't specified the exact problem or function to integrate. 2. The integral is a

1. **State the problem:** We have a particle moving along the x-axis with acceleration function $a(t) = 2t + 4$. Given initial conditions: velocity at $t = -4$ is $v(-4) = 3$, and

1. The problem is to evaluate the definite integral $$\int_0^1 \tan^{-1}(x)\,dx$$. 2. We use integration by parts, where we let:

1. **State the problem:** Differentiate the function $$f(x) = \frac{\ln(x^4 + 6)}{x^5}$$ with respect to $$x$$. 2. **Recall the formula:** We will use the quotient rule for differe

1. **State the problem:** Differentiate the function $f(x) = \ln(x^4 + 6x^5)$.\n\n2. **Recall the differentiation rule for logarithms:** The derivative of $\ln(u)$ with respect to

1. **Problem Statement:** We analyze the function $$f(x) = e^{2x^3 - 2x^2}$$ and its derivative $$f'(x)$$ to understand the behavior of the graph, including intervals where $$f'(x)

1. The problem asks for the number of relative extrema and critical points of the function $f(x)$ on the interval $[-1.5, 2.5]$. 2. A relative extremum is a point where the functio

1. **Problem Statement:** We are given the sign of the derivative $f'(x)$ at various points and intervals along the number line from 0 to 8. The goal is to analyze the behavior of

1. **Problem Statement:** Given the function $$f(x) = x^3 - 3x + 4$$ with its second derivative $$f''(x) = 6x$$ and first derivative $$f'(x) = 3x^2 - 3$$, find the intervals of inc

1. The problem states that the second derivative of a function $f$ is given by $f''(x) = 6x$. 2. We want to find the original function $f(x)$ by integrating twice.

1. **State the problem:** Approximate the integral $$\int_0^3 8e^{\sqrt{x}} \, dx$$ using the midpoint rule with $n=6$ subintervals. 2. **Formula for the midpoint rule:**

1. **Problem Statement:** Find the derivative of the function $$y = \int_{4}^{3x+7} \frac{t}{1+t^3} \, dt$$ using the first part of the Fundamental Theorem of Calculus. 2. **Recall

1. **Problem Statement:** Given the equation $t^s = \frac{1}{1 + x^n}$, we want to express $dx$ in terms of $dt$ and simplify the derivative.

1. **State the problem:** Evaluate the limit $$\lim_{x \to 1} \frac{4x^3 - 2x^2 + x - 3}{x - 1}$$. 2. **Attempt direct substitution:** Substitute $x=1$ into numerator and denominat

1. **Problem statement:** Given the piecewise function $$f(x) = \begin{cases} 4 - x & x \neq 2 \\ 0 & x = 2 \end{cases}$$

1. **State the problem:** Find the limit $$\lim_{x \to 0} \frac{|x+2| - |x-2|}{x}$$. 2. **Recall the definition of absolute value:** For any real number $a$, $$|a| = \begin{cases}

1. **State the problem:** We have a piecewise function: $$f(x) = \begin{cases} 2x - 4, & 0 \leq x < 2 \\ 2x + 1, & 2 \leq x \leq 5 \\ \frac{2}{5}x + 9, & x > 5 \end{cases}$$

1. **Stating the problem:** We have a piecewise function: $$f(x) = \begin{cases} 2x-4 & 0 \leq x < 2 \\ 2x+1 & 2 \leq x \leq 5 \\ \frac{2}{5}x + 1 & x > 5 \end{cases}$$

1. **Problem Statement:** We have a piecewise function defined as: $$f(x) = \begin{cases} 2x - 4 & 0 \leq x < 2 \\ 2x + 1 & 2 \leq x \leq 5 \\ 5x + 1 & x > 5 \end{cases}$$

1. **State the problem:** We analyze three piecewise functions and evaluate limits at given points. 2. **First function:**

1. We are asked to evaluate three integrals and determine if they converge. 2. For part (a), evaluate the integral $$\int_{-\infty}^{\ln 5} e^x \, dx$$.