Question

2. cos 0° a) sin 1° b) c) sin 90° d) tan 90° B)cos 1°

Answer 1

Answer:

sin 90

Step-by-step explanation:

cos (0)

Using the unit circle, we know that cos 0=1

sin 1 and cos 1  are not equal to 1

sin 90 =1

tan 90 = sin 90/ cos 90 = 1/0 =undefined