Question #a11bb
1 Answer
Sep 14, 2017
#x=+-sqrt28#
Explanation:
Given -
#sqrt(x^2+36)=8#
Square both sides
#(sqrt(x^2+36))^2=8^2#
#x^2+36=64#
#x^2=64-36=28#
#x=+-sqrt28#
#x=+-sqrt28#
Given -
#sqrt(x^2+36)=8#
Square both sides
#(sqrt(x^2+36))^2=8^2#
#x^2+36=64#
#x^2=64-36=28#
#x=+-sqrt28#