11. Which does NOT belong to the group:
a. Factoring
b. Extracting Square Roots
c. Completing the Square d.Solved Algebraically

12. In the e equation x² = c, where c > 0 has many solution(s)?
a.2
b.1
c.0
d.no real root(s)

13. which of the following can be solved by extracting square roots:
a.3x² - x - 2 = 0
b.x² + 5x +6
c.2x² = 50
d.all of these



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