What is the period of the function y=10sin(46π(x−2π))+25 ? 34π 43π 43 34 Given sin(θ)=5−3, where 23π≤θ≤2π and cos(α)=1312 where 0≤α≤2π. Determine the exact value of cos(α+θ) 6533 6365 6563 6559 at is the mapping notation for y=−4sin(31x+3)−8 ? (x,y)→(3x+3,−41y−8)(x,y)→(3x+3,−4y−8)(x,y)→(3x+9,−4y−8)(x,y)→(31x+3,−4y−8) Calculate cos(x)cos(y)+sin(x)sin(y) if x−y=4π 21 −22 22 −21