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)
What is the limit as x approaches 3 of [(x^2 - 9)/(x^2 - 2x - 3)]?
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Question: What is the slope of the line represented by the equation y = 2x + 5?
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Math question: "Factorize the expression 3(x + 2)(x - 5) - 2(2x - 1) using the distributive property."