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3 October, 18:22

What is the range of the function y = 1 + 2sin (x - 3.14) ?

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  1. 3 October, 20:57
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    Hello:

    -1 ≤ sin (x - π) ≤ 1

    -2 ≤ 2 sin (x - π) ≤2

    1-2 ≤ 1 + 2 sin (x - π) ≤ 1 + 2

    -1≤y≤3

    the range is : [-1 : 3 ]
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