Which of the following lines is perpendicular to the line y = 5x +9? Y= -1/5x - 7 Y= 5x - 1/9 Y= -5x +1 Y= 1/5x + 9

DunderChief asked Dec 4, 2023

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DunderChief asked Dec 4, 2023

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7 votes

Answer:

y=-(1)/(5) -7.

Explanation:

1) the rule: if two lines are y=k₁x+b₁ and y=k₂x+b₂ are perpendicular, then k₁*k₂=-1;

2) according to the rule above, the correct answer is y= -1/5 x-7.

Irfan Ahmed answered Dec 9, 2023

3.3k points

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