How do you solve #3(x - 1)^2= 27#?
2 Answers
Explanation:
First, divide both sides by
Now square root both sides:
Finally, add
Therefore,
Hope this helps!
Jun 21, 2018
Explanation:
#"divide both sides by 3"#
#cancel(3)/cancel(3)(x-1)^2=9#
#(x-1)^2=9#
#color(blue)"take the square root of both sides"#
#sqrt((x-1)^2)=+-sqrt9larrcolor(blue)"note plus or minus"#
#x-1=+-3#
#"add 1 to both sides"#
#x=1+-3#
#x=1-3=-2" or "x=1+3=4#