Complete the square to form a perfect-square binomial. 3. 13-21: 4. 13-24:: Solve each equation by completing the square. Check the answers. 5. x1+x=33 '0 16-61::8 7. x'+|2x=5 a. x'-Mx=95 Lesson 9.1 Solving Equations by Taking Square Roots Find each square root. A +v49 =+ ? and - ? B +v25 = + ? and - ? ? C +v12 = + V ? . 3 = ? ? O+- ? =+? ? ? ? ? ? E +v0.27 =+ 3 ? ? . V3 ? 100 V100 ? ? ? Solve the equation. Give the answer in radical form, and then use a calculator to approximate the solution to two decimal places 4. 3x' + 6 = 33 5. 5x' - 9 = 2 Solve. If the equation has no solution, give that as your answer. 1. x - 25 = 0 2. X + 25 = 0 3. 6x - 6 =0 4. -3x + 27 = 0 5. -2X - 1 =0 6. 4x - 100 = -100Lesson 9.1 Solving Equations by Taking Square Roots Your Turn Solve the equation. Give the answer in radical form, and then use a calculator to approximate the solution to two decimal places, if necessary. 7. 4(x + 10)' = 24 8. (x - 9)' = 64 10. (x +5) -6=43 11. (x - 1)2 - 19 = 81 12. (x -14) + 13 =14 16. 2(x + 1) -1=9 17. 2(x-3) +7 =19 18. 5(x-7) + 10 = 25