Exercise
sin(x+h)−sinx
Step-by-step Solution
1
Using the sine of a sum formula: sin(α±β)=sin(α)cos(β)±cos(α)sin(β), where angle α equals x, and angle β equals h
sin(x)cos(h)+cos(x)sin(h)−sin(x)
Final answer to the exercise
sin(x)cos(h)+cos(x)sin(h)−sin(x)