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Y=2 x − 12 has how many real roots?
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3 votes
Y=2 x − 12 has how many real roots?

User MFW
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2 Answers

6 votes
The answer would be
User Andrew Lauer Barinov
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Answer: One root

Reason:

The term "root" refers to the x intercept.

We plug in y = 0 and solve for x to get the x intercept

y = 2x-12

0 = 2x-12

2x = 12

x = 12/2

x = 6

The root is 6.

The single x intercept is located at (6,0).

User Matthew Murdoch
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