How do you write $(a) y = 2 {(x + 3)}^{2} - 20$ $(a) y = 2(x +3)^2 − 20$ in standard form?

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Answer 1 · 2015-06-08T17:05:30

To write it in standard form, right hand side needs to be simplified, as follows:

y= $2 (x^{2} + 6 x + 9) - 20 = 2 x^{2} + 12 x - 2$ $2 (x^2+6x+9)-20= 2x^2 +12x -2$

How do you write (a)y=2(x+3)2−20(a) y = 2(x +3)^2 − 20 in standard form?