this problem is based on using differnt trigonometric formulas
5. Find the exact value using the Sum, Difference Product, Half-Angle, or Double-Angle formulas. Illustrate its...
QUESTION 12 Use a double-angle or half-angle identity to find the exact value of: cos(0) = and 270° <=< 360°, find sin 5 OAV10 10 B. 10 C. None of these OD 10 3 17 OE 4 QUESTION 13 Use a double-angle or half-angle identity to find the exact value of: 3 sin(0)= and 0° <o<90° , find tan 5 - šar 10 OA. 3 B.V10 Octs OD. -V10 E V30 QUESTION 11 Use a double-angle or half-angle identity to...
5. Use the Sum and Difference Identities or Half-Angle Identities to find the exact value. (Hint: 11 – 4 + or (6) sin () (Hint: : 037
a) Using a sum or difference formula,find the exact value of sin n( 112 ). b) Prove that cos(a + b) cos a cos B - 1 -tan a tan ß.
1-17 u ule exact value of the expression 1) cos? 30+ cos? 60 2) cot 45-tan 45 5-6 Use the given information to find the exact value 3) sin? 53 + cos2 53 4) cot 20 -tan 20 5) sin = , where is in quadrant 1. Find tan 6) tan 0 = - , where is in quadrant 4. Find sec 7-12 Verify the identity 7) tan sin cos 0 = sin? 8) tane = sine 9) tancos? +...
2.3: Double-Angle and Half-Angle Formulas 4. Given that cos 0 and 180° < 0 < 360°, find the values of sin, cos ,, and tan, or AS
Express the sum or difference as a product. If possible, find the exact value of this product. sin sin 7x 12 12 Express the difference as a product. 7 sin sin Find the exact value of the product obtained above. (Simplify your answer. Type an exact answer, using radicals as needed. Use integers or fractions for any nu denominators.)
Use the given information to find the exact value of the expression. 4 5 22) tan a = , a lies in quadrant III, and cos B = - 3' ß lies in quadrant II 13 Find a) sin (a - b) and b) tan (a + b). 9
Sum and Ditlerence Formulas: To use these formulas, you will either need to separate a single angle into two angles that we know the trig function values for [such as 12 = 12 + 12 + 4 something of the form of the right side of one of the formulas, and you need to convert it the left side. The first two are done for you. 1, or you will have to the form on Use the Sum and Difference...
e the information given about the angle o oso< 2t to find the exact valne in (20) cos(20) c) sin d) cos ž e) tan(2o). fltan Ž 1. Sino=15, ococt 11. tan o="13, TCO < 3/2 find the use the half exact value zl. Sin 22.5 angle formulas to of each expression, 29. sin (-/B)
Write the expression in the form Asin(Bt+ϕ) using sum or difference formulas. Enter the exact answer. -6 sin t + 6 cos t = ?