Question

Which of the following are solutions to the equation below?(2x + 3)2 = 1

Answer 1

either take sqrt of both sides or expand LHS and form quadratic eqn,,both will yield you same 2 answers..

Answer 2

altough with a bit of thinking,,you should be able to do the ques orally,,just saying ;)

Answer 3

LOL....alright ill attempt

Answer 4

2x+3=+/- 1
2x+3=1
2x=-2
x=-2/2 =-1
and
2x+3=-1
2x=-4
x=-4/2 =-2

x_1=-1
x_2=-2