4 cos A 9. If 5 with A in QIII Find sin 2A. a. 72 1 6 24 c. 25 d. 6 25 24 e. 25 b.

Q: If sin (2x) = cos (x + 30), what is the value of x ? 20 O30 110 50

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Q: 16 with A in Quadrant III, and cos(B) 65 24 with B in Quadrant I. Find sin(A + B). 25 You are given…

A: Given,         sinA=-1665 with A in Quadrant III and cosB=2425 with B in Quadrant I.

Q: a A b Note: Triangle may not be drawn to scale. Suppose a = 8 and c = 9. Round answers to one…

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Q: a=D cos-(p+r)+ a ? an(r-p)cos(r-p), which of the following would be equivalent to 14 14 9. 3 3 (A)…

A: Given that a=314cosπ2-p+r+314tanr-pcosr-p To find 35a:

Q: 3 where 0 < a < 12 where 13 If sin(a) and cos(B) 2 < B < 2n , find 2 (b) cos (α- β) ( 1) tan (α-β)

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Q: 4 and cot A < 0, then find cos 2a. 5' If sin a = - 7. B. 25 7. D.-25 В. Z 24 A. 25 24 С. 25

A: sin α=-45  &amp;  cot α&lt;0

Q: - 1n then - If 0 %3D - 3. sin(0) = %3! cos (e) = %3! Give exact values. No decimals allowed!…

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Q: 5 You are given that cos(A): with A in 13' 5 Quadrant III, and sin(B) = , with B in Quadrant I. Find…

A: We have to find trigonometric  fraction

Q: You are given that cos(A)=−5/13, with A in Quadrant II, and sin(B)=24/25, with B in Quadrant II.…

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Q: 3. If 0° < 0< 90° and sin e = , find cos 20. 50 81 56 81 81

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Q: 29. What is cot e if sin e and that cos e< 0? a. V17 b. -V17 /34 C. 2 d. - 34

A: Solution: The objective is to find the value of cos(theta)

Q: 7. If cos 0= where 0< a< 2, what is csc 0? 2 A) +- C) 4-a a В) + D) +- 4-a 2.

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Q: 8. Given cos a = -3T<a<3, find the exa Value of: al sin b)cos

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Q: If A, H are the AM, HM between 6 and 8 then A-H is: 22 1 161 A. C. 47 7 24 10) If 1 is a positive GM…

A: MethodA.M  between two number  a  and b         A&gt;M=a+b2 H.M. between two numbers   a  and  b…

Q: 3 8. If sin e = - - and the terminal side of e lies in quadrant III, find cos e. 5 3 3

A: Topic  = Trigonometric ratios

Q: 10. giuen that sin A = 4 and sin B = 5 wwhere <A< IT an 13 I<B< M, find the value of cos CA + B). 2.

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Q: You are given that cos(A) = with A in Quadrant I, and sin(B) = 3 %3D 24 -, with B in Quadrant III.…

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Q: 11. If cos 0 = 0.443, find 0, writing your answer to the nearest degree. Enter your next step here *…

A: Given that, cosθ=0.443 To find value of θ: The inverse trigonometric functions are the inverse of…

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: 37 Given cos 0 = < 0 < 2T 2 find the value of Sin(20). Show all your and work! 45

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Q: 1 simplifies to which of The expression che following? (a) 2 cos² 0 (b) 2 sec? e (c) 2 sin? 0 (d) 2…

A: Let the given expression be y - y = 11-sinθ+11+sinθy = 1×1+sinθ+1×1-sinθ1-sinθ1+sinθy =…

Q: Express the given quantity in the form a + ib. cos(6-7i) cos (6) cos(7h) + i sin (6)sin (h7) eBook X

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Q: If sin(e + a) = 1 and cos(6-a) = v , then the value of 20 - a is 60° 90° 120° 105°

A: sinθ+α=1⇒θ+α=90°  →1&amp;cosθ-α=32⇒θ-α=30°  →2 Now adding equations (1) &amp; (2), we get…

Q: if csc(e) = 15 and 0° < e< 90°, what is sin (0)? 17 14 15 14 15 17

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Q: T/6 The value of cos* 30 sin 60 de is COS

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

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Q: 4. Report the numerical value of each trigonometric statement: a. sin(2 x 45°) b. sin(r/2 + Tt/2) c.…

A: Topic:- trigonometry

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: 3T 2) Given sin a = - and <a < 5 2 Calculate cos a and tan a.

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Q: 15 Given sin a = and cos ß = 13 where 270° < a < 360° and 270° < ß < 360°. 17 %3| Find cot(a + ß)…

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Q: If cos G = 0.5, which of the following would also equal 0.5? %3D

A: Given : cosG = 0.5

Q: 6.. If cos 0 = and sin 0 < 0, find two possible values for 0 (in radians). 99+ t8 47 f6 f5 l 10

A: cos θ = 1/2 =&gt; θ = 60o Also cos θ = cos(360-θ) 360-θ = 360-60 = 300 ∴ cos 60 = cos(300) = 1/2…

Q: You are given that sin(A)=8/17, with A in Quadrant II, and cos(B)=−5/13, with B in Quadrant II. Find…

A: We are given that sin(A)=8/17, with A in Quadrant II, and cos(B)=−5/13, with B in Quadrant II.…

Q: Given: cos A = 25' 4, cot A > 0 ; cos B = ", tan B > 0 4 %3D Find: (12) sin(A ±B) (13) cos(A ± B)…

A: Given That,  cos A = 2425,  cot A &gt; 0                      cos B = 45 ,  tan B &gt; 0…

Q: Find sin(A + B) if sinA = with 90° < A< 270° and if cos B = with 0° < B< 180°. A в 36 с 85 1 15 D 2…

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Q: Find the exact value under the given conditions. sin a =,0 0' ; COS O 21 221 期

A: Given the conditions

Q: 15 12 a 16. What is sin a? (write your answer as a decimal, round to 1 decimal place) What is cos a?…

A: Here is the solution

Q: 24 where 25 3T < B < 2n , find If sin(a) = where 0 < a < 13 and cos(B) = 2 (b) cos(a – B) ( 1) tan…

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Q: 20 where 29 7E where 0 < a< 17 and cos(B) 37C < B < 2n, find the exact values of the following. 2 If…

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Q: Evaluate the expression under the given conditions. 2/5 sin(e + 4); sin e = e in Quadrant I, cos p…

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Q: 3TT 8 where Tt <A < 17 Given cos(A)= and 20 where 29 TT <B< TT, find exact values sin(B) = for…

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Q: The term cos(2a) can also be written as ... O 2 cos? a – 1 2 sin a – 1 O2 sin a cos a sin? a + cos?a

A: Let, cos2α=cosα+α Since, cosA+B=cosAcosB-sinAsinB

Q: fe = then 4 sin(0) = cos(0) - alues desimale alle wod!

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Q: Find the value of cos e, if sin 0- 4 0° S05 90°. 7. 25 49 33

A: Given : sinθ = 47

Q: 12 You are given that sin(A) = -, with A in Quadrant IV, and sin(B) -, with B in Quadrant III. Find…

A: Now by using the identity,

Q: If sin A = 2.5x and cos A = 5.5x, find the value of A in degrees. Select one: O a. 24.5 deg O b.…

A: Topic:- trigonometry ratios

Q: B a A b Note: Triangle may not be drawn to scale. Suppose a = 15 and b = 36. Give each answer as a…

A: Given,Consider ∆XYZ right angled at Y.XY, a=15 unitsYZ, b=36 unitsUsing Pythagoras…

Q: 4(cos 310° + i sin 310°)

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Q: 12 | %3D You are given that cos(A) = -, with A in Quadrant III, and cos(B) = -, with B in Quadrant…

A: