ihatemymathteacher15 ihatemymathteacher15

03-12-2021
Mathematics

contestada

Write the equation of a line that is perpendicular to -4x +8y = 9 and passes through the point (-2,6).
Group of answer choices

A. 2x + y = -2

B. -2x +4y = -8

C. y = 2x +4

D. y = 1/2x +2

Respuesta :

divinasotto14 divinasotto14

03-12-2021

Answer:

Its letter B. po

Step-by-step explanation:

I already answer this so im sure i was right

Answer Link

GREATGATSBY02 GREATGATSBY02

03-12-2021

Answer:

D. y = 1/2x +2

Step-by-step:

(y-yA) = m(x-xA) where A(0,4) passes through the line:

==> (y-4) = m(x-0)

==> y= (m1)x + 4

Now we are givern that the line is perpendicular to the line 4x + 8y + 9 = 0

Then the product of their slopes = 1

Answer Link

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