Mathematics

Mathematics, 28.06.2019 07:30, kaileyy06

Find an exact value. sine of seventeen pi divided by twelve.

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Mathematics, 11.07.2019 20:00, cynayapartlow88

1) write the sum or difference in the standard form a + bi. (2 points) ( 7 + 5i) - ( -9 + i) a) 16+4i b) -16-4i c) 16-4i d) -2+6i 2) write the product in standard form. (2 points) ( 7 + 7i)( 6 + 7i) a) -7 + 91i b) 49i2 + 91i + 42 c) 91 - 7i d) -7 - 91i 3) find the product of the complex number and its conjugate. (2 points) 1 + 3i a) 1 + 9i b) 10 c) -8 d) 1-9i 4) write the expression in standard form. (2 points) three divided by quantity three minus twelve i. a) - one divided by seventeen. + four divided by seventeen. i b) one divided by seventeen. - four divided by seventeen. i c) - one divided by seventeen. - four divided by seventeen. i d) one divided by seventeen. + four divided by seventeen. i 5) find the real numbers x and y that make the equation true. (2 points) 5 + yi = x + 3i

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Mathematics, 03.08.2019 13:00, ratpizza

5.05 1. find all solutions to the equation in the interval [0, 2π). cos 2x - cos x = 0 a) 0, two pi divided by three. , four pi divided by three. b) pi divided by six , five pi divided by six , three pi divided by two. c) 0, pi divided by two. , seven pi divided by six. , eleven pi divided by six d) no solution 2. rewrite with only sin x and cos x. sin 3x a) 2 sin x cos2x + cos x b) 2 sin x cos2x + sin3x c) sin x cos2x - sin3x + cos3x d) 2 cos2x sin x + sin x - 2 sin3x 3. find the exact value by using a half-angle identity. cosine of five pi divided by twelve. with answer only if you are sure. you

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Mathematics, 03.08.2019 20:00, mariap3504

6. find an exact value. (1 point) sin 75° a) quantity negative square root of six plus square root of two divided by four. b) quantity square root of six minus square root of two divided by four. c) quantity negative square root of six minus square root of two divided by four. d) quantity square root of six plus square root of two divided by four. 7. find an exact value. (1 point) sine of negative eleven pi divided by twelve. a) quantity square root of six plus square root of two divided by four. b) quantity negative square root of six minus square root of two divided by four. c) quantity square root of two minus square root of six divided by four. d) quantity square root of six minus square root of two divided by four. 8. write the expression as the sine, cosine, or tangent of an angle. (1 point) sin 9x cos x - cos 9x sin x a) sin 10x b) cos 8x c) sin 8x d) cos 10x 9. write the expression as the sine, cosine, or tangent of an angle. (1 point) cos 112° cos 45° + sin 112° sin 45° a) sin 157° b) sin 67° c) cos 157° d) cos 67° 10. rewrite with only sin x and cos x. (1 point) sin 2x - cos 2x a) 2 sinx cosx - 1 + 2 sin2x b) 2 sin x cos2x - 1 + 2 sin2x c) 2 sin x cos2x - sin x + 1 - 2 sin2x d) 2 sin x cos2x - 1 - 2 sin2x !

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Mathematics, 14.10.2019 06:50, erick6785

Find an exact value. sine of negative eleven pi divided by twelve.

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