Moderate

In a sine wave the slope is constant_______?

Correct answer: D. no where

  • A. between 0° and 90°
  • B. between 90° and 180°
  • C. between 180° and 270°
  • D. no where

Explanation

The slope of a sine wave is its derivative, a cosine function, so it changes continuously rather than remaining constant over any listed interval.

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