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lutik1710 [3]
3 years ago
7

Amplitude of y=-3sin5x

Mathematics
2 answers:
GaryK [48]3 years ago
4 0

Answer:

Amplitude is 3

Step-by-step explanation:

in y=-3sin5x

the number in front of sign is always the amplitude. Its not negative 3 because the negative simply means it reflects across the x-axis

tiny-mole [99]3 years ago
4 0

ANSWER

The amplitude is 3

EXPLANATION

The amplitude of a periodic function is the distance from the midline of its graph to the peak.

The given function is:

y =  - 3 \sin(5x)

This function is of the form:

y = a \:  \sin(bx)

The of this function is

|a|

By comparing the two functions, we have a=-3.

Therefore the amplitude of the given function is

| - 3| = 3

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