Find the amplitude of the function y = 3∕2 cos(3x) + 1. A) 1∕3 B) 1 C) 3 D) 3∕2

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asked Feb 25, 2023 177k views

2 Answers

Bryce Cutt · Answer 1 · 2023-03-02T19:34:13+0000

The function:

$y=(3)/(2)\cos (3x)+1$

has the form:

$y=a\cdot\cos \lbrack b(x-c)\rbrack+d$

with a = 3/2, b = 3, c = 0. and d = 1.

The amplitude is represented by a, then the amplitude in this case is 3/2.