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15 August, 23:14

Which of the following equations is quadratic?

xx² + 1) = 0

5 (4x + 2) = 3

(x+3) (x + 4) = 5

+3
Answers (1)
  1. 15 August, 23:38
    0
    Step-by-step explanation:

    (x+3) (x+4) = 5 is a quadratic bcos

    x^2+4x+3x+12

    x^2+7x+12

    X is having power of 2
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