Question

MEDAL
http://prnt.sc/cghqku

Answer 1

Simply, \[x=\sqrt{40}\]

Answer 2

6.32455532

Answer 3

anyway it's D. :)

Answer 4

you have a great day.

Answer 5

x = sqrt40 not is correct

the right answer is x = +/- sqrt40
yes choice D.

Answer 6

milo ok. ?

Answer 7

? to get \[x=\pm 40\] you have to square the x and 40 anyway so it's still correct and it is still D