Hi!//<![CDATA[ aax_getad_mpb({ "slot_uuid":"f485bc30-20f5-4c34-b261-5f2d6f6142cb" }); //]]>

i wonder if it's possible to present y(x)=a*sin(kx)+b*cos(kx) as one function like y(x)=A*sin(kx+c) where A and c are constants?

**Physics Forums - The Fusion of Science and Community**

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Can y(x)=a*sin(kx)+b*cos(kx) presented simpler?

**Physics Forums - The Fusion of Science and Community**