mrslorimccluskey mrslorimccluskey

31-10-2018
Mathematics

contestada

If x to the 2nd power =20 what is the value of x

Respuesta :

ChanLeam ChanLeam

31-10-2018

x= 4.47213595 Is the answer to the question just round to the nearest 10th

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Аноним Аноним

31-10-2018

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

Answer Link

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