# What is definite and indefinite integral?

Table of Contents

## What is definite and indefinite integral?

A definite integral represents a number when the lower and upper limits are constants. The indefinite integral represents a family of functions whose derivatives are f. The difference between any two functions in the family is a constant.

**How do you write a definite integral?**

After the Integral Symbol we put the function we want to find the integral of (called the Integrand).

- And then finish with dx to mean the slices go in the x direction (and approach zero in width).
- A Definite Integral has start and end values: in other words there is an interval [a, b].

**How do you read a definite integral?**

The definite integral of a positive function f(x) over an interval [a, b] is the area between f, the x-axis, x = a and x = b. The definite integral of a positive function f(x) from a to b is the area under the curve between a and b.

### What does definite mean in math?

DEFINITE NUMBER. An ascertained number; the term is usually applied in opposition to an indefinite number. 2.

**What is the meaning of definite in chemistry?**

Definite article, the essential law of chemical combination that every definite compound always contains the same elements in the same proportions by weight; and, if two or more elements form more than one compound with each other, the relative proportions of each are fixed. …

**How do you write a definite integral in latex?**

Integral expression can be added using the \int_{lower}^{upper} command. Note, that integral expression may seems a little different in inline and display math mode.

#### Do definite integrals have C?

5 Answers. For any C, f(x)+C is an antiderivative of f′(x). These are two different things, so there is no reason to include C in a definite integral.

**Is definite integral accurate?**

accurate to an infinite number of decimal places — for the area under the smooth, curving function, x2 + 1, based on the areas of flat-topped rectangles that run along the curve in a jagged, saw-tooth fashion. Finding the exact area of 12 by using the limit of a Riemann sum is a lot of work.

**What are the properties of a definite integral?**

Zero rule and Reverse Limits. The applet shows a graph of an exponential function,with the area under the curve from ato bin green.

## How would we evaluate the definite integral?

So, to evaluate a definite integral the first thing that we’re going to do is evaluate the indefinite integral for the function. This should explain the similarity in the notations for the indefinite and definite integrals. Also notice that we require the function to be continuous in the interval of integration.

**How to find the indefinite integral?**

The process of finding the indefinite integral is also called integration or integrating f(x). f ( x).

**What does it mean to find the integral?**

Integration is the algebraic method of finding the integral for a function at any point on the graph. Finding the integral of a function with respect to x means finding the area to the x axis from the curve. The integral is usually called the anti-derivative, because integrating is the reverse process of differentiating.