muflihansari muflihansari

14-10-2020
Mathematics

contestada

The number of solutions of an equation x² - 4 = 0 is

Respuesta :

botikoti24 botikoti24

14-10-2020

Answer:

Step-by-step explanation:

x*x=4

=>x= -2 or x=2

It will be nice if you give me brainliest.Good luck!

Answer Link

Otras preguntas

Factor each expression 27+12 30+12x 42x+49

a tailor used 2 meters of string to make 10 Halloween masks. He used ____ of a meter for each mask.

-2x+y=10 4x-y=-14 solve substitution

I will go to the mall if and only if I get paid today. Determine the conditions that will make the biconditional true

Many people object to increased cybersecurity because _____. a. there is insufficient memory and bandwidth to implement it b. it will cost too much money to

why was the Battle of the Thames important for the United States in the war 1812

-2x-6+(x/4)-3+90=180. Solve for x and show work.

What are all the factors in 18, 36, and 72. And what are the common factors?

Which is the best meaning of the italicized word in this sentence? The Wanderer’s eagerness to work again was overwhelming. a. enthusiasm c. sorrow b. irritatio

24 kWh lithium-ion (Li-ion) battery with 84 mile range What does this mean?? I'm doing research on a car, and I have NO clue what this is!