Anonymous
Anonymous asked in Science & MathematicsMathematics · 7 months ago

Represent the graph of f(x) =5sin[2(x+45°)] with an equation using a cosine function????

2 Answers

Relevance
  • Pope
    Lv 7
    7 months ago
    Favorite Answer

    f(x) = 5sin[2(x + 45°)]

    f(x) = 5cos[90° - 2(x + 45°)]

    f(x) = 5cos(-2x)

    f(x) = 5cos(2x)

  • Como
    Lv 7
    7 months ago

    -

    sin ( 2x + 90 )° = sin 2x cos 90° + + cos 2x sin 90 ° = cos 2x

    f (x) = cos 2x°

Still have questions? Get your answers by asking now.