Question

the equation of the line that passes through point A (4, -6) and forms an angle of 45º with the positive x axis is:

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Answer to a math question the equation of the line that passes through point A (4, -6) and forms an angle of 45º with the positive x axis is:

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Seamus
4.9
99 Answers
1. Determinamos la pendiente \(m\) usando el ángulo dado:

\[

m = \tan(45^\circ) = 1

\]


2. Utilizamos la fórmula de la recta \(y = mx + b\), insertando la pendiente:

\[

y = x + b

\]


3. Insertamos el punto \(A (4, -6)\) en la ecuación para encontrar \(b\):

\[

-6 = 4 + b

\]


\[

b = -10

\]


4. Finalmente, obtenemos la ecuación de la recta:

\[

y = x - 10

\]


\[

\boxed{y = x - 10}

\]

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