February 2019 1 39 Report
Akar persamaan kuadrat x2 + 7x – 2 = 0

adalah a dan b. Persamaan kuadrat yang

akar-akarnya (a – 1) dan (b – 1) adalah ....

a. x2 – 5x + 1 = 0

b. x2 + 5x + 1 = 0

c. x2 + 9x – 6 = 0

d. x2 – 9x – 6 = 0

e. x2 + 9x + 6 = 0
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