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daser333 [38]
3 years ago
9

Are these functions?

Mathematics
1 answer:
grigory [225]3 years ago
3 0

Answer:

R1: Function

R2: Function

R3: Function

R4: Function

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Answer:

B and C

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The ALTITUDE is a line segment that connects a vertex of a triangle to a point on the line containing the opposite side, so that the line segment is perpendicular to that line.

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