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3 years ago

Consider the two lines describer the equations Ax + By = C and Dx + Ey = F

Mathematics

1 answer:

11Alexandr11 [23.1K]3 years ago

3 0

Answer:

a).

A must be equal to D i.e gradients must be equal.

b).

The product of A and B must be equal to -1

c).

A, B and C must be equal to D, E and F respectively.

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