4 years ago

Which rational expression has a value of 0 when x = -2?

Mathematics

1 answer:

katrin [286]4 years ago

4 0

The answer is D. 2x - 4/x^2- 4

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garik1379 [7]

Answer:

$(B.) y= 1/2x -3/2$

Step-by-step explanation:

$(-3, -3) = (x_1,y_1)\\m = 1/2\\\\y-y_1=m(x-x_1)\\\\y -(-3)=\frac{1}{2} (x -(-3)\\\\y+3 = \frac{1}{2}(x+3)\\\\ y+3 = \frac{1}{2} x+\frac{3}{2}\\\\ y = \frac{1}{2} x +\frac{3}{2} -3\\\\y = \frac{1}{2} x - \frac{3}{2}$

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max2010maxim [7]

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