Considere as retas y = 5x + 8 e y = -5x + 8. É CORRETO afirmar que:
a) As retas são paralelas.
b) As retas são perpendiculares.
c) O ponto (4, 28) não pertence a nenhuma das
duas retas.
d) O ponto (1, 10) pertence a pelo menos uma das
duas retas.
e) As retas possuem um ponto em comum.

Jamie is hiking up a small mountain. he climbs up at a constant rate of 300 feet/hour until he reaches the peak at 1,500 feet. after that, he hikes down at the same rate to the base of the mountain. the equation that models jamie’s elevation, e, after t hours is e = . jamie’s elevation will be 600 feet after hours and after hours.

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Which of the choices shown could be used to prove that aacp=abcp ?