Step-by-step Answer
PAGE: 315SET: ExercisesPROBLEM: 1
Please look in your text book for this problem Statement

The inequality is .

Step 1:

Graph the related function , .

The parabola should be solid.

Step 2:

Test a point  not on the graph of the parabola.

               (Original inequality)

Consider the test point is .

    (Substitute )

Since, the test point is  not a solution of inequality.

Step 3:

Shade the region that does not contain the point .

Graph the inequality 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

QUESTIONS? LET US HELP.
Simply chose a support option

My status

JOIN US ON:     
mathskey.com is not affiliated with any Publisher, Book cover, Title, Author names appear for reference only