3 years ago

Find the domain and range

Mathematics

1 answer:

tresset_1 [31]3 years ago

4 0

Domain: all real numbers
Range: y>-3

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A portion of the Quadratic Formula proof is shown. Fill in the missing statement.

Zielflug [23.3K]

Answer:

Option A.

Step-by-step explanation:

we have

$x+\frac{b}{2a} =\pm\sqrt{\frac{b^2-4ac}{4a^2}}$

Simplify the right side of the equation

we know that

$\pm\sqrt{\frac{b^2-4ac}{4a^2}}=\pm\frac{\sqrt{b^2-4ac}}{\sqrt{4a^2}}=\pm\frac{\sqrt{b^2-4ac}}{2a}$

The expression is

$x+\frac{b}{2a}=\pm\frac{\sqrt{b^2-4ac}}{2a}$

therefore

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3 years ago

Write the value of 4 in 305,444

BigorU [14]

Divide 305444 by 4

305444 / 4
76361

so
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Alex777 [14]

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Vicki is 5 years older than twice Ella's age, a.

Anettt [7]

Answer:

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<em>hope this helps!</em>

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