Express the given product as a sum or difference containing only sines or cosines. cos (4x)...
Express the given product as a sum containing only sines or cosines. sin (80) cos (50) sin (80) cos (50) = (Simplify your answer, including any radicals. Use integers or fractions for any n
Verify the following identity. sin? x + cos2x = cos? To transform the left side into the right side, should be changed to and the left side simplified. Enter your answer in the answer box. Use the power-reducing formulas to rewrite the expression as an equivalent expression that does not contain powers of trigonometric functions greater than 1 40 sin?x cos? 40 sin’x cos2x = 0 Enter your answer in the answer box. Express the given product as a sum...
Write the following expression in terms of sines and/or cosines, then simplify. 2 + cos a tan a csc a seca 2 + cos a tan a csc (Simplify your answer.) seca
Question 5 of cosa = (0<a<) and tanB = { (0<B<į), find tan(a+B) 5 If cosa = and 2 12 and simplify your answer completely. Show all of your work. Failure to show appropriate work will result in a mandatory s Use the editor to format your answer Question 6 Question 9 If sino = 2 3 find cos2e. Simplify you Show all of your work. Failure to show ap Use the editor to format your answer Question 14 Express...
The only ideas that can be used include: area ABCI-RA2(A+B+C-lpi), the Pythagorean theorem: Cos c cos a cos b. Vectors-dot product cross product, sin A-sin a/sin c; cos A-cos a sin b/sin c; spherical law of sines, spherical law of cosines for sides and spherical law of cosines for angles Let r be the radius of the incircle of triangle ABC on the unit sphere S. If all the angles in triangle ABC are right angles, what is the exact...
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 product-to-sum formula to rewrite the product as a sum or difference. sin(9x) sin(4x)
Use the cosine of a sum and cosine of a difference identities to find cos(s+t) and cos (s-t). coss and sint s and t in quadrant IV COS (s+t)=0 (Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expression.) cos (s-t)=0 (Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expression.)
Write the expression as a sum and/or difference of logarithms. Express powers as factors. In (x13 86-x),0 <x< 6 In (x43 v6-x) = (Simplify your answer.) +
Use the cosine of a sum and cosine of a difference identities to find cos(s+t) and cos (s-t). 2 4 cos s=5 and sint= 5s and t in quadrant | cos(s+t) = (Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expression.) cos (s – t)= (Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expression.)