1 cos A 13. If with A in QIV, find A sec

Q: Find the exact value Cos (7π/12)

A: Given: find the exact value of

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Q: with A in QII, find the following. If sin A 5 Cos

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Q: find sin A, cos A, and tan A.

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Q: If sin A = 3 with A in QII, find the following. A COS

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Q: if cos A=1/2 with A in QIV find sin A/2

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Q: ngles A and B are located in the first quadrant. If sin A = lue of cos(A + B). 5 and cos B = 13 3…

A: Given query is to find the value fo indicated angle.

Q: 7. cos A = ar and sin B = 5 with A and B in QI. 13

A:

Q: 10. Find sin 6, given that csc0= а. 12 12 b.- 2 c. 3 3

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Q: Find 0, 0° < 0 < 360°, given the following information. cos 8 = 1 and e in QII e =

A: The solution for the above question is shown below.

Q: Evaluate cos[toi an 3.

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Q: = -6, s in quadrant II

A:

Q: If sec e = 13/6 and sin 0 > 0, what is sine + cos(0)? O no correct answer O 2+V133 13 6+V133 13 O…

A: We use cos(x)= 1/sec(x) and sin(x)=√(1-cos2x).

Q: If sin A = -12/13 with 180°<A<2700, find the following.  sin (A/2)  cos (A/2)  tan (A/2)  csc…

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Q: with A in QIII, and sin B = - in QII, find the following: 3 11. If cos A = a. cos -

A: cosA = -13 ,  where A is in III rd quadrant.    And    sinB = 34  ,  where B is in II…

Q: If sin 0= and is in QII, cos is equal to COS A 4/5 5/3 -4/5 D -5/3 B.

A: Given Sinθ=35We know sin2x+cos2x=1Upon substituting:cos x=1-sin2x        =1-(35)2

Q: 5+ cos a

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Q: Given: sin 0 = , where 0 < 0 < 90 17 Find: cos 20

A: See the answer below

Q: 3. Find cos a if sin a

A: Given:sinx=910cosx=?Formula:cos2x=1-sin2x

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A: In the question it is provided a function fi=cosπ+i The objective is to estimate the above function…

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A:

Q: Find sin(a) and cos(ß), tan(a) and cot(B), and sec(a) and csc(B). 4 7

A:

Q: If cos A=7/8  with A in QIV, find sin(A/2)

A: We have to find sin angle

Q: Given that sin(a) = 2/3 and cos b = -(1/4)  with both a and b in the interval [pi/2  , pi).  Find…

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Q: If cos A = with A in QIV, find the following. 2. sec A

A: To find the value of the following half angle,

Q: If sin (A)= 12/13 with A in QII, find cos (A/2). cos (A/2)=________

A: In second quadrant cos is negative

Q: 75 cos a sin? zdx=

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Q: Find e, 0° < e < 360°, given the following information. V3 and e in QIII 2 sin e = e = Find e, 0° <…

A: We are asked to find the θ

Q: If sin A= -4/5 with A in QIII, find cos A/2

A:

Q: Let cos A = 2/√5 with A in QI and find sin(2A)=

A: In Q1 , sin is positive  So,

Q: If cos A= 21/3 and A is between 90° and 180°, find   sin A/2

A: Given : If cos A= 21/3 and A is between 90° and 180°,    Since, 90° &lt; A &lt; 180°…

Q: If cos A= 1/2 with A in Q1V, find the following  secA/2

A:

Q: TC 1. cos?+ sin² =

A: Given expression is cos2π3+sin2π3. To find to the exact value of the given expression. Solution:…

Q: If sin A 315 3π 2 where π < A< then cos 2A =

A:

Q: a Determining L{e-' sin 3t} leads to find: a, b, c. s2 +bs+c a=

A: We use Laplace transform formulas

Q: Find the value of cos e if sin e= 0° S85 90° 7. 25 49 33 3

A: Given condition - 0° ≤ θ ≤ 90°Hence, θ is in 1st quadrant.We know that,sin2θ + cos2θ = 1…

Q: 3. Find the exact values of the following: 4л a. cos 3 11a b. cot

A: It is trigonometric ratio problem.

Q: If Sin A=5/13 with A in QII, then find sec A/2

A:

Q: if cos A=1/2 with A in QIV find sec A/2

A: Given  We know that

Q: B/ Find sec a, sin a, csc a, tan a and cot a, if a =. -1 V3 = COS 2

A: Given query is to find indicated trigonometric functions.

Q: If sin A = 3/ 4with A in QII, find cos A.

A:

Q: if csc a = √10 and a is in QII, find cos 2a

A: We have to find cos angle

Q: If sin A = 3/5 with A in QII, find the following. Express your solution as a fraction. FIND COS A,…

A:

Q: If sin B with B in QIII, find the following. 3 B cos 2

A: We have to find the angle

Q: Simplify: cos^4 A − sin^4 A

A: In this question, we need to simplify cos4 A -sin4 A.

Q: 97. One petal ofr = 3 cos 50 %3D

A: The given polar curve is r=3cos 5θ. Evaluate the roots of the function r=3cos 5θ as follows. r=03cos…

Q: dr + r tan 0 = cos? 0, do = 1. 4.

A: Given DE is drdθ+r tanθ=cos2θ   and rπ4=1 solve the given DE