Write the first four items of Maclaurin series for fe -sine

Q: If /3tan0=3sin0,find the value of sin*0-cos²0

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Q: I Find sin 0. B 1 (-7,-8) ?]√[

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Q: 3 Prove the identity: sin30 = sin® –sin30 using De Moivre's theorem.

A: To prove the given identity ,we have to use De Moivre's identity.

Q: Use the addition formula to prove cos 30 = 4cos3 0 - 3 cos0

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Q: verify that cos(alpha-beta)/sin of alpha sin of beta is = cot of alpha cot of beta +1  please show…

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Q: Evaluate cos[arcsin ( -) + arccos 1. (10 + 13 v3)/26 O (12 + 5V3)/26 (12 + 5V5)/26

A: Ģiven, cos(arcsin(-1/2)+ arccos(5/13))

Q: (12FF35.AE)16 = ( D10 a. (1245981.89)10 Ob. (3244981.78)10 O. (1244991.77)10 O d.(1244981.68)10

A: We need to convert the base 16 number to base 10 number. We will do it by definition of base 16 and…

Q: show that 2 tan 1/3 + tan 1/7 =n/4

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Q: 5п (44) Find the exact value of each of the six trigonometric functions for 0 = 6 sin 5п 6 = CSC xc…

A: Using allied Angle we find all value of trigonometric function. Here 5π6∈(π2,π) In second quadrant…

Q: sin40 Prove 8cos 0 – 4cos0, show preliminaries to perform sino

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Q: What is the exact value of tan{esc^ '(-)),

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Q: Find cos(arctan(2))

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Q: /2 S sin50cos3ed0

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Q: Evaluate arcsin (–1)   -0.8415     3π/2     - π/2     -7.8540

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Q: Show that sin² 0 cos² 0 8 1 cos (40). 8

A: To show that: sin2θcos2θ=18-18cos(4θ) Solution: We know: 2sinxcosx=sin(2x)    ..(1)cos(2x)=1-2sin2x…

Q: Show that V2 + V2 cos 2 and cos 16 and use it to find sin 16 Show that

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Q: 4л coS 씀Cos 즙Cs -sin sin 15 15 15

A: We have to find the exact value cosπ15cos4π15-sinπ15sin4π15.

Q: Find a formula for cos(tan^−1(7z)) assuming that z < 0. Show all the work.

A: cos(tan-1(7z))

Q: Prove that cos 20/sin20=2cos20 |

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Q: (sece +tane)(1+sine)de =

A: Evaluate ∫π6π4secθ+tanθ1+sinθdθ

Q: State Euler’s Phi function and show the result of applying Euler’s Phi function to the number 10.…

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Q: Express as a sum.(sin ax)(cos bx)

A: Given : (sin ax)(cos bx)