3 years ago

50 POINTS!! SHOW ALL THE WORK TY (Graph as well)

Mathematics

1 answer:

Inessa [10]3 years ago

3 0

Answer:

see below

Step-by-step explanation:

y = a cos ( bx)

The amplitude is |a|

y = -2cos (3x) so the amplitude is |-2| = 2

The period is 2pi/b

period is 2pi/3

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