PC show work please! suppose cos EM Find * cos(-I sin I 3 * cas 51...
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Suppose Sin 25º = K ;find * cos zoº *tan 25° * Sin 205 * cot 65° * (OS (-165) * IOS 25°
question 81 show all work please
81. Suppose cos(6) and is in quadrant IV. Find sin(0) and tan , (X) 82. Evaluate: co 83. Evaluate: sin(-600°)
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1: Let 0 << 27, and set A= I cos(0) co -sin(0) 1 | sin(@) cos(0) . (a) Recall that fa(4) denotes the characteristic polynomial for A. Show that faa) = (1 - cos(O))2 + sin(0). (b) Using part (a) show that A has no eigenvalues if is not equal to 0 or . [ 2 -2 0 0 1 1 -1 0 0 2: Set B= 10 0 3 -4 0 0 2 -3 (a)...
Find the general solution of y′′ + 2y = sin(7t/5) Please show all steps and work clearly so I can follow your logic and learn to solve similar ones myself. Will rate your answer. Thank you kindly!
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Solve the equation on the interval 0 s < 2t. 1) 2 cos 0+32 2) tan2 = 3 3) 2 sin2 = sino show calculation please 4) 2 cos2 - 3 cos 0+1=0 5) sin2 - Cos2 0 = 0 Simplify the expression 6) + tan e 1+ sin e cose 7) (1 + cot e)(1-cote) -sce Establish the identity. 8) (sin x)(tan x cos x - cotx cos x) = 1 - 2 cos2x 9) (1...
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you!!!
Simplify the following 1. cos(–3x) cos(-x) – cos (6 – 3x) sin(-x) cos (5 – ) - 1 2. 2 cos 3. sin12º – sin8°
COV 8. (a) Find the product [8(cos 300° + i sin 300°][5(cos 120° + i sir rectangular form. [3 pts] Express your answer in (b) Find all cube roots of the complex number cos 90° + i sin 90°. Then graph each cube root as a vector in the complex plane. [4 pts]
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9. tan 37 10. sec 4 11. Find sin(x + y) and cos(x + y) if cosx = - cosy = -— x is in quadrant II and y is in quadrant III. [10] 12. Find the exact value of sin 2x and cos 2x if sin x = and cos x = - [6] 5 13. Simplify tan (x + 3) to a form involving sinx, cosx, and/or tanx. [6]
Please, Write so that I can recognize.
4.18 An LTI system has the impulse response sin(2mt) h(t) 2 cos(7t) t Use the FT to determine the system output if the input is (a) x(t) cos(2 t)sin(6rt) t 7 1 -1 8 (a) 00 T
4.18 An LTI system has the impulse response sin(2mt) h(t) 2 cos(7t) t Use the FT to determine the system output if the input is (a) x(t) cos(2 t)sin(6rt)
t 7 1 -1 8 (a) 00...
Questions 9-11 all deal with the same curve: Consider the curver(t) = (cos(2t), t, sin(2t)) Find the length of the curve from the point wheret = 0 to the point where t = 71 O 75.7 G O 7/3.7 2. O 7V2.7 2 7.T 2 3 (Recall questions 9-11 all ask about the same curve) Find the arc-length parametrization of the curver(t) = (cos(26), t, sin(2t)), measure fromt O in the direction increasing t. Or(s) = (cos(V28), V28, sin(28)) Or(s)...