8. The height of a saw tooth in inches after time in seconds is represented by the function y = 0.6 cos(10x + 1.25) - 0.4 for t> 0. Without graphing the function, determine the minimum height that the saw tooth reaches. a. -0.4 b. -0.6 C. -0.8 d. -1.0

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8.
The height of a saw tooth in inches after time in seconds is represented by the function
y = 0.6 cos(10x + 1.25) – 0.4 for t>0. Without graphing the function, determine the minimum height that the saw tooth
reaches.
a. -0.4
b. -0.6
C.
-0.8
d. -1.0
Transcribed Image Text:8. The height of a saw tooth in inches after time in seconds is represented by the function y = 0.6 cos(10x + 1.25) – 0.4 for t>0. Without graphing the function, determine the minimum height that the saw tooth reaches. a. -0.4 b. -0.6 C. -0.8 d. -1.0
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