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In Math / Junior High School | 2025-07-18

Quadratic equation of x²-9=0

Asked by vallejozeanjo

Answer (1)

x=3 or x-3Step-by-step explanation:x²-9 = (x - 3)(x + 3) = 0x-3=0⇒x=3x+3=0⇒ x = -3

Answered by vincezge | 2025-07-18