Respuesta :
x= 4.47213595 Is the answer to the question just round to the nearest 10th
Answer:
4.47 and -4.47 ( to nearest hundredth)
Step-by-step explanation:
x^2 = 20
x = +/- sqrt 20
= +/- sqrt 4* 5
= +/- 2 sqrt5
= +/- 4.47 to nearest hundredth