juniorlauther juniorlauther

25-11-2020
Mathematics

contestada

find the L.C.M of the following
a.3and7
b.4and5

Respuesta :

mathstudent55 mathstudent55

25-11-2020

Answer:

a. 21

b. 20

Step-by-step explanation:

a. 3 and 7 are prime numbers, so their LCM is their product, 21

b.

4 = 2^2

5 = 5

LCM = 2^2 * 5 = 20

Answer:

a. 21

b. 20

Answer Link

Otras preguntas

Maximum speed of truck in city

explain why subscripts cannot change when balancing a chemical equation

What is the area in square inches 3/8 inch 2/3 inche

Peter calculated that the theoretical probability of obtaining exactly two heads when flipping six coins is 23.4%. What number of heads also has a 23.4% theoret

The gravitational force acting on various masses is measured on different planets. Measured values for the forces acting on the corresponding masses are shown i

De los siguientes nombres de constelaciones, ¿cuál nombre es parecido en latín y español? Canis Major Mensa Apus

A. 33ft B. 85 ftC. 42ftD. 14 ft

Harvey the wonder hamster can run 3 1/6 km in 1/4 hour harvey runs at a constant rate what is his average speed in kilometers per hour

the follwing choices are groups of nations with mixed economies in which choice is the free market most dominant

When a person dies, the "cause of death" is most often identified in terms of a particular organ system that failed (e.g., heart failure), a type of cancer (e.g