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Dafna1 [17]
3 years ago
10

Given two lines, prove that if the slopes are the same and the y-intercepts are the same, then the lines coincide. Assume two li

nes do not coincide (~q). Then, either their slopes are different or their y-intercepts are different (~p). Since ~q → ~p is true, p → q must be true. Therefore, if the slopes and y-intercepts are the same, then two lines coincide.
What type of proof is illustrated above?

A.
proof by contradiction
B.
proof by contraposition
C.
proof by direct method
D.
proof by law of detachment
Mathematics
1 answer:
ivanzaharov [21]3 years ago
5 0
The right answer is: B. proof by contraposition 
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Answer:

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3 years ago
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Answer:

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Step-by-step explanation:

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6 0
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Mrs. Whimsey’s class is having a pizza party. If there are 16 students and 4 pizzas cut into 8 slices, what answer choice repres
nydimaria [60]

Answer:

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Step-by-step explanation:

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3 0
3 years ago
Read 2 more answers
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