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Solve the Equation by Completing the Square

Question 71

Multiple Choice

Solve the equation by completing the square.
-z2 + 18z + 60 = 0


A) { 9 + Solve the equation by completing the square. -z<sup>2</sup> + 18z + 60 = 0 A) { 9 + } B) {-9 ± } C) {-18 + } D) { 9 ± } }
B) {-9 ± Solve the equation by completing the square. -z<sup>2</sup> + 18z + 60 = 0 A) { 9 + } B) {-9 ± } C) {-18 + } D) { 9 ± } }
C) {-18 + Solve the equation by completing the square. -z<sup>2</sup> + 18z + 60 = 0 A) { 9 + } B) {-9 ± } C) {-18 + } D) { 9 ± } }
D) { 9 ± Solve the equation by completing the square. -z<sup>2</sup> + 18z + 60 = 0 A) { 9 + } B) {-9 ± } C) {-18 + } D) { 9 ± } }

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