1)

x 0 1 2 3 4
f(x) _ _ _ _ _

Calculated and given below:

1) f(x) = -14, 1, 6, 1, -142) f(x) = -4, 5, 8, 5, -43) f(x) = 27, 33, 35, 33, 274) f(x) = -5 , -8, -9, -8, -5 5) f(x) = -7 , -10, -11, -10, -7 6) f(x) = -7 , -34 , -43 , -34 , -7 7) f(x) = 47 , 17 , 7 , 17 , 47 8) f(x) = 29 , 8 , 1 , 8 , 29 9) f(x) = -19 , -1 , 5 , -1 , -19 10) f(x) = 21 , 9 , 5 , 9 , 21

Sin(a)+cos(a)+cot(a)-1=2(csc(x)+1)