byasmine003ou4olm byasmine003ou4olm

02-11-2019
Mathematics

contestada

which expression represents a rational number?

A. 5/9 + √18

B. π + √16

C. 2/7 +√121

D. 3/10 + √11

Respuesta :

02-11-2019

Answer:

C.2/7+√121

Step-by-step explanation:

C is the only answer with the square root being a whole number while the rest of the answers' square roots are not whole number answers and the numbers after the decimal go on forever thus making it an irrational number. Also, for B, pi is not a rational number.

Answer Link

16-12-2020

Answer:

C.2/7+√121

Step-by-step explanation:

i’m doing it rn

Answer Link

Otras preguntas

A voltaic cell spontaneously converts chemical energy to (1) electrical energy (3) mechanical energy (2) geothermal energy (4) nuclear energy

In quadrilateral PQRS below, sides PS and QR are parallel for what value of x ?

Experiments revealed the following information about a certain molecule: It can be broken down into amino acids. It can break down proteins into amino acids. It

School A has 216 students and 12 classrooms. School B has 104 students and 4 classrooms. Part A: What is the ratio of students to classrooms at School A? Part B

As you go down the periodic table, the atomic radius of elements do what?

What was the Atlantic Charter? A. an agreement made at the Yalta Conference between Roosevelt, Churchill and Stalin to divide up Germany after the war B. an ag

It took 20 minutes to print out a 250 page report.at this speed how many pages could this printer produce in 30 minutes

Which of the following lists demonstrates various tenses of an irregular verb? A. I try, I tried, I will try B. I walk, I walked, I will walk C. I call, I call

Theo started to solve the quadratic equation (x + 2)^2 – 9 = –5. He added 9 to both sides and the resulting equation was (x + 2)^2 = 4. Next, he took the square

What does dependency reversal mean?