thedaxtonh thedaxtonh
  • 11-11-2019
  • Mathematics
contestada

Find the root(s) of the equation x2 = 225?
A) x = 15
B) x = ±15
C) x = √15
D) x = ±√15

Respuesta :

marcthemathtutor
marcthemathtutor marcthemathtutor
  • 11-11-2019

Answer:

B) x = ±15

Step-by-step explanation:

x² = 225

x = ±√225

x = ±15  (answer B)

Answer Link
ujalakhan18
ujalakhan18 ujalakhan18
  • 11-11-2019

Answer:

B

Step-by-step explanation:

x^2=225

Taking sq root on both sides

√x^2=√225

x=±15

Answer Link

Otras preguntas

why does methane have a low boiling pint?
Venn Diagram: In a school all of the 120 pupils must choose at least one of Archery, Badminton or Cycling. 63 pupils choose archery 62 pupils choose badminton
express each number in fraction form before finding the inverse:7,10,1 3/4,
shanes neighbor pledged 1.25 for every 0.5 miles that shane swims in the charity swim-a-thon.if Shane swims 3 miles,how much money will his neighbor donate?
if x = -3 calculate the value of: x3 + x
Paula caught a tarpon with a weight that was 10 times as great as the weight of a permit fish she caught . The total weight of the two fish was 132 pounds. How
shanes neighbor pledged 1.25 for every 0.5 miles that shane swims in the charity swim-a-thon.if Shane swims 3 miles,how much money will his neighbor donate?
why do you use cubic units and not square units to find the volume of solid figures?
what is the main functions of lipids?
what would happen if the chromosome number were not reduced before sexual reproduction?