angeliaminervini716 angeliaminervini716
  • 01-04-2020
  • Mathematics
contestada

Solve for x.

2x2=128



−6 and 6
​ −8 ​ and 8
​ −32 ​ and 32
​ −64 ​ and 64

Respuesta :

jimrgrant1 jimrgrant1
  • 01-04-2020

Answer:

x = - 8, x = 8

Step-by-step explanation:

Given

2x² = 128 ( divide both sides by 2 )

x² = 64 ( take the square root of both sides )

x = ± [tex]\sqrt{64}[/tex] = ± 8

That is x = - 8, x = 8

Answer Link
elmono111
elmono111 elmono111
  • 13-10-2020

Answer:

Step-by-step explanation:

Ver imagen elmono111
Answer Link

Otras preguntas

An interaction in which an animal feeds on plants is called
In the year 2002, the world population was estimated at 6 billion people. Based on research from the World Bank, about 20% lived on less than $1 per day. How ma
What was Rudolph Virchow’s contribution to the cell theory?
Mikaela is competing in a race in which she both runs and rides a bicycle. She runs 5 kilometers in 0.5 hour and rides her bicycle 20 kilometers in 0.8 hour. A
what fraction is equivalent to -0.12
What is the value of the expression 1/3^-5 ? A. 243 B. 15 C.1/15 D.1/243
Why do you think rates are usually written as unit rates?
Mikaela is competing in a race in which she both runs and rides a bicycle. She runs 5 kilometers in 0.5 hour and rides her bicycle 20 kilometers in 0.8 hour. A
How does place value help me subtract decimals
claudio will decorate his bedroom he can choose tan, blue, or gray paint and striped or plaid curtains how many ways can he decorate his room with different pai