Answer Key for review

Look for the original questions without answers on a posting further down the page.

SOLUTIONS

EXTRA CREDIT for Friday, Feb. 5th

Solve the system below using algebraic methods:

Review questions for test

Remember you will be turning in your work for these questions on Monday.  The answer key will be posted sometime over the weekend - keep checking back!

REVIEW

Answers to 4-question review (you show work!!)

1.  center:  (-2, 4);  radius:  15
2.  (x - 1)^2 + (y + 2)^2 = 10
3.  17.92 %
4.  (-0.85, 1.79),  (8.85, 4.21)

Review Questions We Did in Class For Unit 6 Test

Click on the PDF below:

Unit 6 Review

Additional questions for assignment due Tuesday 12-22

Using your calculator's "intersect" option, find the solution(s) to the following systems:

1.   x^2 + y^2 = 81
     y = 4x + 1



2.   (x - 4)^2 + y^2 = 16
        y = -2x + 12




3.   (x + 2)^2 + (y - 1)^2 = 75
       3x + 4y = 12

KEY FOR REVIEW

Click on the link:   KEY