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omgitsana

  • 3 years ago

what are the critical points for -2sin2x=-4?

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  1. omgitsana
    • 3 years ago
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    *i already did the deriv. and this is what i got but i don't know what the cri #s of this would be

  2. artofspeed
    • 3 years ago
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    critical points are when the derivatives is 0 or DNE

  3. omgitsana
    • 3 years ago
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    i know i got to sin2x=2 but then what do i do after?

  4. anonymous
    • 3 years ago
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    you say "the range of sine is \([-1,1]\) so it cannot be 2

  5. omgitsana
    • 3 years ago
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    oh hm.. then maybe i did something wrong... i just need to look for point of inflection

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