initially we find slope (m)
m=\frac{y_2-y_1}{x_2-x_1}=\frac{-1-(-1)}{4-2}= 0 $
since slope is 0 the equation will be equation of horizontal line which is y=y_1
Thus
y = -1
Frequently asked questions (FAQs)
Math question: How can the tangent of an angle be calculated using the sine and cosine formulas?
+
Math question: What is the equation of a parabola with its vertex at (3, -2) and axis of symmetry parallel to the y-axis?
+
Math Question: What is the derivative of f(x) = 3x^2 + 5x - 7?