Maths-

General

Easy

Question

# Identify each solution as rational or irrational :

## The correct answer is: Use lcm property

### Complete step by step solution:

Here we have numbers as and

On taking the lcm of denominators, we have lcm of 7 and 3 as 21.

So, which is a rational number

### Related Questions to study

Maths-

### Order each set of numbers from least to greatest ,

### Order each set of numbers from least to greatest ,

Maths-General

Maths-

### Order each set of numbers from least to greatest,

### Order each set of numbers from least to greatest,

Maths-General

Maths-

### Determine whether set B is a subset of set A?

A= {2, 3, 5, 7, 11}

B= { 3, 5, 7, 9, 11}

### Determine whether set B is a subset of set A?

A= {2, 3, 5, 7, 11}

B= { 3, 5, 7, 9, 11}

Maths-General

Maths-

### Determine whether set B is a subset of set A?

A = { 0, 1, 2, 3, 4}

B= {1, 2}

### Determine whether set B is a subset of set A?

A = { 0, 1, 2, 3, 4}

B= {1, 2}

Maths-General

Maths-

### Which of the following rational expressions simplify to ? Select all that apply .

### Which of the following rational expressions simplify to ? Select all that apply .

Maths-General

Maths-

### Why do you have to state the domain when simplifying rational expressions ?

### Why do you have to state the domain when simplifying rational expressions ?

Maths-General

Maths-

### Find the product and the domain ?

### Find the product and the domain ?

Maths-General

Maths-

### A Student divided the rational expression as follows :

Describe and correct the errors the student made ?

### A Student divided the rational expression as follows :

Describe and correct the errors the student made ?

Maths-General

Maths-

### Define rational expression and Provide an example of a rational expression .

### Define rational expression and Provide an example of a rational expression .

Maths-General

Maths-

### Find the product and the domain ?

### Find the product and the domain ?

Maths-General

Maths-

### How does understanding operations with fractions help you multiply and divide rational expressions?

### How does understanding operations with fractions help you multiply and divide rational expressions?

Maths-General

Maths-

### The company compares the ratios of surface area to volume for two more containers . One is a rectangular prism with a square base. The other is rectangular prism with a rectangular base. One side of the base is equal to the side length of first container. And the other side is twice as long. The Surface area of this second container is . The heights of two containers are equal. Which has the smaller surface area -to – Volume ratio?

### The company compares the ratios of surface area to volume for two more containers . One is a rectangular prism with a square base. The other is rectangular prism with a rectangular base. One side of the base is equal to the side length of first container. And the other side is twice as long. The Surface area of this second container is . The heights of two containers are equal. Which has the smaller surface area -to – Volume ratio?

Maths-General

Maths-

### Let D= { -2, -1, 0, 1, 2}. Is D a subset of itself ? Explain.

Note: Every set is a subset of itself.

### Let D= { -2, -1, 0, 1, 2}. Is D a subset of itself ? Explain.

Maths-General

Note: Every set is a subset of itself.

Maths-

### Is the difference of a rational number and an irrational number **always irrational ?**

**Is the difference of a rational number and an irrational number ****always irrational ?**

**always irrational ?**

**Maths-General**

### Find the product and the domain ?

### Find the product and the domain ?

Maths-

### Find the product and the domain ?

### Find the product and the domain ?

Maths-General

**With Turito Academy.**

**With Turito Academy.**

**With Turito Foundation.**

**With Turito Foundation.**

**Get an Expert Advice From Turito.**

**Get an Expert Advice From Turito.**

**Turito Academy**

**Turito Academy**

**With Turito Academy.**

**With Turito Academy.**

**Test Prep**

**Test Prep**

**With Turito Foundation.**

**With Turito Foundation.**