annikaaluna
annikaaluna annikaaluna
  • 23-06-2021
  • Mathematics
contestada

Find the solutions to x2 = 20.
O A. X = +52
O B. x = +2/10
OC. x = +2.5
O D. x = +10.12

Find the solutions to x2 20 O A X 52 O B x 210 OC x 25 O D x 1012 class=

Respuesta :

swekshyakarna738
swekshyakarna738 swekshyakarna738
  • 23-06-2021

Answer:

x=±2√5

Step-by-step explanation:

x²=20

x²=4×5

x²=(2√5)²

therefore,x= ±2√5

Answer Link

Otras preguntas

Which of these statements best describes a suicide cluster?
Identify the type of function represented by each equation. y= 3[x] y= 3x^2 y=2.5x y=-1.5 y= 4/x are they Greatest Integer, Joint ,Quadratic, Inverse Variati
Which subatomic particle has negligible mass and travels around outside the nucleus?
Which of the following is NOT equivalent to 240/300 48/60 4/5 122/150 24/30
The worldwide leading source of electrical power is: A. Coal B. Nuclear fuels C. Steam D. Water
Use a calculator to find the given value. Round to four decimal places. sin 21 degrees 0.3584 2.7904 0.9336 0.3839
Lee had a total of 40 e-mails on Monday. Eight of the e-mails were from her friend Cara. What percent of the e-mails were from Cara?
which best explains why the equation 3x+8=3x-5 has no solutions?
which of the following is a way politicians in america attempt to influence the media?
Suppose that 11% of all steel shafts produced by a certain process are nonconforming but can be reworked (rather than having to be scrapped). Consider a random