Prove the identity. 1 csc 2x cotx (1- cos2x)

Q: Blood pressure is 127.58 sample of 41 males,, 35-44 in age.. blood pressure of 5.76. Find 95% co…

A: Given: Sample meanx¯=127.58Sample size(n)=41Sample standard deviation(s)=5.76

Q: 11. Prove the identity. sin 6.4 = 3 sin 2.4 – 4sin 24 12. Prove the identity. cos30 = 4cos 0- 3cose

A:

Q: Find the value of 2 32 tim (22 (1 - cos (2) - cos (4) + cos (2) cos (=))} x →0 8 X

A: Sol:- limx→032x81-cosx22-cosx24+cosx22cosx24Expand…

Q: One, Two, Three (a) Show that tan(tan-1 1 + tan-1 2 + tan-1 3) = 0. (b) Conclude from part (a) that…

A: a). tantan-11+tan-12+tan-13=tantan-11+21-1·2+tan-13…

Q: tan 361° – tan 31° 1+ tan 361° tan 31° Find the exact value of V3 O- V3 O. 3. O-V3 V3 01 О-1

A:

Q: Newton's algorithm.

A: Hello. Since your question has multiple parts, we will solve first question for you. If you want…

Q: Establish the identity 2 O A. cos2 0- sin ²0 1- cot² 0 О в. cos² 0-sin 20 1 - cot² 0 O C. cos ²0-sin…

A: We know, cot θ=cos θsin θ

Q: sin(70) +.. 8. sin(50) sin(8) + sin(30) 2 is equal to 6 sin(6) 5-4 cos(20) cos(0) 1- cos(20) None of…

A:

Q: Find the exact value of cos(2θ)cos(2θ) given cscθ=85cscθ=85 and 0<θ<π20<θ<π2 cos(2θ)=cos(2θ)=

A:

Q: Find the limit.

A: Consider the given limit lim△x→0sinπ6+△x-12△x   Use the formula  sinx+y=sin x cos y+cos x sin y…

Q: 1 cos²0 1 sin 9 1 tan 8 + tan 8 + || || Trigono 1 sin² 0 cos²0 1 sin cos 0

A:

Q: 8. Express the product sin30 cos50 as a sum. 1/2 (sin80-sin20) 1/2 (sin80+sin20) sin80-sin20…

A:

Q: 1 Evaluate sin (7/6 + 2e de. 2ei de. 2n Jo

A:

Q: Suppose 3pi/2<theta<2 with sin(theta)=-725. Find sin(theta/2)

A: Given  sin(θ)=-725

Q: 4sin(x)cos (x)+2sin(x)-2cos(x)-1=0

A: I am going to solve the given problem by using some simple calculus to get the required result of…

Q: 1. tanosin20 = 4tan0 %3D

A: Since you have asked multiple question, we will solve the first question for you as per our guide…

Q: cos(sin (0.685)) = O -0.2715 O 2.7285 O 1.7285 O -1.2715 O 0.7285

A:

Q: 7) (1- cos20)(1+ cos²0) = 2sin20 - sin*e %3D

A: We have to show the condition

Q: tan -l V3

A:

Q: Which of the followings are false? I. General term of {2,3,2,3,...} is an =;+(-)". . General term of…

A: The details solution is given bellow.

Q: NSTR 1. Ц2, -1), М(З, 6) INS TIONS. Find th

A: Since you have asked multiple questions in single request,  So we will be answering only first…

Q: Suppose cos x = - , where n < x < * . Find the exact value of cos(x – 4) . COS

A: cos(A-B)=cos A cos B+ sin A sin B

Q: 5 sin 20 sin 100 5 cos 80 – 5 cos 120 -5 sin 80 – 5 cos 120 5 cos 120 – 5 cos 80 5 sin 120 – 5 cos…

A:

Q: M= sen 50° · cos 10° - sen 25° cos 35° sen 12,5 °. cos 12,5°

A:

Q: 3. Evaluate 5 sin rdr

A:

Q: 4 81-72sin²0+16sin*6 do S sin 20 de 1–2cos²0+cos40

A: Let…

Q: Evaluate. 2tan2120° +2sin2150° -cos20° 5sin2300° +csc2150° -sec230°

A: To Evaluate. 2tan2120° +2sin2150° -cos20° 5sin2300° +csc2150° -sec230°

Q: sin(k/n). 1. cos(1) + 5/3. 2. cos(1) + 1/3. 3. cos(1) + 2/3 4. cos(1) – 1/3. O 1 O 2 O 4

A:

Q: 2π tane 13-12cose de

A: We will find thw integral.

Q: if cos alpha + 2 cos beta + 3 cos gamma = 0 ; sin alpha + 2 Sin beta + 3 sin gamma = 0 then  cos 3…

A:

Q: cos( 2 sin' ( x/ 11)) = Select one: O( 2x2 - 121 )/ 121 O(121 - 2x2 )/ 121 O 22 x/( 121 - x ) O 2x (…

A:

Q: II Find sin .2 4), and tan4) from the given in 2. 10 sec(x) = , 270° < x < 360° %3D sin 2 (즐) - %3D…

A:

Q: Find the root (3 – 3i)2 - + V18[cos(r/8) + isin(x/8)] O +V18[cos(x/8) – isin(t/8)] +3 V2[cos(1/4) –…

A:

Q: alue of x to

A:

Q: cosxtanx - cos x= 0 + O 0+n,+ 2nx 5я O O+*5, + 2nx 5я

A:

Q: Prove that there exists a value of x so that cos x = cos Note: While you are certainly encouraged to…

A: We will see that there exists a point x such that cosx=arccosx using the graph.

Q: 4. Write 16 cos* xin terms of first powers of cosine. • Previous Next

A:

Q: Ísin^8 (3z) cos^5 (3z) dz * O 1/27 cos^9 (3z) - 2/33 cos^11 (3z) + 1/39 cos^13 (3z) + C O 1/27 sin^9…

A: Given integral I=∫ sin8(3z) cos5(3z)  dz

Q: How do I prove that (cosecA-cotA)2 =(1-cosA)/(1+cosA)

A:

Q: 5) 2√√3 cos sin 0 - cos 0 = 2cos 0

A:

Q: Prove the identity. cosx+- + cos x -- = cosx Note that each Statement must be based on a Rule chosen…

A:

Q: 3 Verify the identity: csc (0) 1-cos2 (0) cos (20) 2 sin(0) + 2tan(0) cos(0) = %3D sin (0)

A:

Q: 3 2 sin 2 0 cos 2 0 dO= 6/2 IT a O 64 32 3/2 64 3/2 32

A:

Q: 13л +i sin 16 5л +i sin 8. 13л 5л Let Z1 = 10| cos and Z, = 2| cos 16 8

A:

Q: tan + tan 15 10 5. Find the exact value of 1- tan tan 10 15 1 А. /3 С. 1 B. V3 D. undefined

A: Let x be an angle in a right-angled triangle and a and b be the measure of sides opposite and…

Q: how can 2sin(2β)cos(4β) be expressed as a sum?

A:

Q: 1-cos^3A/1-cosA = cos^2A + cosA+1

A: 1-cos3A1-cos A=cos2A+cos A+1

Q: Find the root (7 – 7i)/2 O +7/2[cos(x/4) – isin(x/4)] O +V98[cos(r/8) – isin(x/8)] O +7/2[cos(x/8) +…

A:

Q: 17 prove 4 Cos" ☺ - Sin" 0 = Cos20

A: