20
QuizMultiple Choice
Unit Test
Question 20 of 25 • Academy - Algebra, Functions, and Data Analysis
Solve x2 = 12x – 15 by completing the square. Which is the solution set of the equation?
Answer
A
(negative 6 minus StartRoot 51 EndRoot comma negative 6 + StartRoot 51 EndRoot)
B
(negative 6 minus StartRoot 21 EndRoot comma negative 6 + StartRoot 21 EndRoot)
C
(6 minus StartRoot 51 EndRoot comma 6 + StartRoot 51 EndRoot)
D
(6 minus StartRoot 21 EndRoot comma 6 + StartRoot 21 EndRoot)