warnene17
28.01.2021 •
Mathematics
What is the slope of a line perpendicular to the line whose equation is 4x – y = 9.
Fully reduce your answer.
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Ответ:
ANSWER: -1/4
EXPLANATION:
4x-y=9
y=4x-9
(so slope/gradient of this line is 4 as y= mx+c and the coefficient of x here is 4)
(formula for perpendicular slopes) m1 multiplied by m2 = -1, where m= gradient
So, m1 x 4= -1
m of perp line= -1/4
Ответ:
no because there is 2 xvalue