to a single trig function using the sum or difference of angles identity. Simplify cosz -...
use an identity to write the expression as a single trig. function or as a single number on est at 2rolluice sin 22.5° (0522.5°
1+ cott) Simplify to a single trig function. 1 + tan(t)
Perform the indicated operations & simplify. Add: (-13+ V-49) + (5 – 7–81) sum = Subtract: ( - 13 + ✓–49) – (5 – V-81) difference = Question Help: Message instructor Submit Question
Simplify cos? (t) to an expression involving a single trig function with no fractions. 1 - cos? (t) If needed, enter squared trigonometric expressions using the following notation. Example: Enter sin(t) as (sin(t)).
cot(t) Simplify to a single trig function with no csc(t) – sin(t) fractions.
Simplify sec? (t) to an expression involving a single trig function with no fractions. sec? (t) - 1 If needed, enter squared trigonometric expressions using the following notation. Example: Enter sin’ (t) as (sin(t))?.
Simplify the ratio to a single trig function. Answer is not a fraction. tan(c) sec(2) - cos(2) simplifies to
Use the sum/difference identities to simplify the expression. Do not use a calculator. 51 571 COS - + n- ola O A. cos (1) O B. cos (6) OD. cos (5) Find the exact value by using a sum or difference identity. cos 285° 4 OA. - V3 (V3 - 1) O B. V2 (13-1) O C. - 12(73 +1) OD. - v2(13 - 1)
3. Prove the Cofunction Identity for sin (-0) = cos using Sum/Difference identities
Question 11 < B0/1 pt Simplify sec(t) sec?(t) - 1 to an expression involving a single trig function with no fractions. If needed, enter squared trigonometric expressions using the following notation. · Example: Enter sinº(t) as (sin(t))2. Check Answer