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Complete the square for 3x2 - 12x = 9. O A. (3x - 2)2 = 20 O B. (3x - 2)2 = 13 O C. (x + 2)2 = 7 OD. (x - 2)2 = 7

Complete the square for 3x2 - 12x = 9. O A. (3x - 2)2 = 20 O B. (3x - 2)2 = 13 O C. (x + 2)2 = 7 OD. (x - 2)2 = 7
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5 votes
Complete the square for 3x2 - 12x = 9.

O A. (3x - 2)2 = 20
O B. (3x - 2)2 = 13
O C. (x + 2)2 = 7
OD. (x - 2)2 = 7

asked
User Aaron Salazar
by
8.2k points

1 Answer

4 votes

Answer:

D

Explanation:


3 {x}^(2) - 12x = 9


{x}^(2) - 4x = 3


( ( - 4)/(2) ) {}^(2)


{x}^(2) - 4x + 4 = 7


(x - 2) {}^(2) = 7

answered
User Apiwat Chantawibul
by
7.8k points
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