ALGEBRA 2, 2012

 PAGE: 288 SET: Exercises PROBLEM: 1

The equation is .

Solve the equation.

(Original equation)

(Factor the perfect square trinomial)

(Square root property)

(Substitute: )

(Subtract from each side)

and   (Write as two equations)

and               (Simplify)

The solution set is .

Check solution for -values.

Case (i):

(Original equation)

(Substitute )

(Evaluate powers: )

(Multiply)

(Substitute: )

Case (ii):

(Original equation)

(Substitute )

(Evaluate powers: )

(Multiply)

(Substitute: )

The solution set is .

TESTIMONIALS
 "I want to tell you that our students did well on the math exam and showed a marked improvement that, in my estimation, reflected the professional development the faculty received from you. THANK YOU!!!" June Barnett "Your site is amazing! It helped me get through Algebra." Charles "My daughter uses it to supplement her Algebra 1 school work. She finds it very helpful." Dan Pease
 Tweets by @mathskeydotcom

QUESTIONS? LET US HELP.