Which shows the correct substitution of the values a, b, and from the equation -2= -x + x2 - 4 into the quadratic formula?
b
-4c
Quadratic formula: x=-b
x==(-28V212-42 - 4)
- 1*112-4-1)(-4)
26-1)
-
1
2
-4-1-2)
2(-)
x=-(-274-28-4c22)

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Ответ:

dbn4everloved

27.11.2021

Mathematics

The average height of an ostrich is 255 cm.

Suppose that you want to make a scale

drawing of an ostrich. The scale is 30 :1.

What height will you make the ostrich in

your drawing? Explain your thinking.

Step-by-step explanation:

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Which shows the correct substitution of the values a, b, and from the equation -2= -x + x2 - 4 into the quadratic formula? b -4c Quadratic formula: x=-b x==(-28V212-42 - 4) - 1*112-4-1)(-4) 26-1) - 1 2 -4-1-2) 2(-) x=-(-274-28-4c22)