Question

Solve and Check. √x^2-4=2√3

a) x = -4
b) x = -4, 4
c) x = -16, 16
d) x = 4

Answer 1

x^2-4=12
x=+-4

Answer 2

would that be letter b

Answer 3

yes

Answer 4

thanks

Answer 5

hey if you want to extend that square root symbol
do sqrt{x^2-4}