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OpenStudy (anonymous):
Determine which ordered pairs are solution for y = 5x - 4. A. (2,-6) B. (0,-4) C. (0,-5) D. (4/5,0)
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Directrix (directrix):
At first inspection, it appears that B. (0,-4) and D. (4/5,0) are both solutions. Let's check:
OpenStudy (anonymous):
i think your right
Directrix (directrix):
y = 5x - 4 -4 = 5(0) -4 so -4 = -4 Yes, a solution 0 = 5(4/5) -4 ?? 0 = 20/5 - 4 = 4-4 = 0 Yes, a solution
OpenStudy (anonymous):
so its B and D, Correct?
Directrix (directrix):
Yes.
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OpenStudy (anonymous):
ok
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