10. Which of the quadratic equations has equal roots?
A. (X + 8) (x + 5) = x + 4
C. x2 - 8 = 4
B. (x-4)2 -- 9 = 0
D. (x + 1)2+(x - 3)2 = 1
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A. (X + 8) (x + 5) = x + 4
C. x2 - 8 = 4
B. (x-4)2 -- 9 = 0
D. (x + 1)2+(x - 3)2 = 1
Pa help po
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