3
QuizMultiple Choice
Modeling with Quadratic Equations — Unit test
Question 3 • CA-Common Core Math II A-CR
Solve x2 + 6x = 7 by completing the square. Which is the solution set of the equation?
Answer
A
{–7, 1}B
(negative 3 minus StartRoot 10 EndRoot comma negative 3 + StartRoot 10 EndRoot)C
(3 minus StartRoot 10 EndRoot comma negative 3 + StartRoot 10 EndRoot)D
{1, 7}