Which of the following is not a quadratic equation (a) (y+1)square =6 (b) 2y square +5y=9 (c) (y+1)(y-1)=5 (d) y(y+1)(y+2)=6​

Question

Which of the following is not a quadratic equation (a) (y+1)square =6 (b) 2y square +5y=9 (c) (y+1)(y-1)=5 (d) y(y+1)(y+2)=6​

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Alaia 2 weeks 2021-09-11T12:54:21+00:00 1 Answer 0 views 0

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    2021-09-11T12:55:31+00:00

    Step-by-step explanation:

    The Elimination Method

    Step 1: Multiply each equation by a suitable number so that the two equations have the same leading coefficient. …

    Step 2: Subtract the second equation from the first.

    Step 3: Solve this new equation for y.

    Step 4: Substitute y = 2 into either Equation 1 or Equation 2 above and solve for x.

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