1
AssignmentDropdown
Radical Equations and Extraneous Roots
Question 1 • Crowley Credit Recovery Algebra II B
Study the steps shown to solve the given equation.30 – 2x = x2 – 6x + 9 0 = x2 – 4x – 21 0 = (x + 3)(x – 7)Based on the above work, possible solutions of the equation are –7 and –3–7 and 3–3 and 73 and 7.
Answer
A
–7 and –3B
–7 and 3C
–3 and 7D
3 and 7