which of the following quadratic equations has equal roots? a.x^2+6x+9=0 b. x^2+5x+10=0 c. 2x^2-10x+8=0 d. 3x^2-2x-5=0
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which of the following quadratic equations has equal roots? a.x^2+6x+9=0 b. x^2+5x+10=0 c. 2x^2-10x+8=0 d. 3x^2-2x-5=0
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Answer:
i think its letter A
Step-by-step explanation:
i think dont judge me