How do you solve using the square roots #(p+7)^2=15#?
1 Answer
Mar 18, 2018
Explanation:
#color(blue)"take the square root of both sides"#
#sqrt((p+7)^2)=+-sqrt15larrcolor(blue)"note plus or minus"#
#rArrp+7=+-sqrt15#
#"subtract 7 from both sides"#
#pcancel(+7)cancel(-7)=-7+-sqrt15#
#rArrp=-7+-sqrt15#
