michaelmatonis
24.09.2019 •
Mathematics
The graph of which of the following will be perpendicular to the graph of y= 2x - 4
a) 2x + y = 4
b) 4x - 2y = 4
c) y= -2x + 8
d) 2x + 4y = 1
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Ответ:
2x + 4y = 1
4y = -2x + 1
y = -2/4x + 1/4
y = -1/2x + 1/4...slope of -1/2...so answer is D
Ответ:
x^2+10x+21
Step-by-step explanation: