Determine the value of sin a + cos a for a = 20 degrees. %3D

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A: Let's find value.

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A: Given Problem:- Find the exact value of sin2cos-135

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Q: 5. State the angular frequency of the sinusoid x = a? cos(b?nt + ab)

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Q: Evaluate the expression under the given conditions. 2/5 sin(0 + 4); sin(0) = O in Quadrant I, cos(4)…

A: 1. sin and cos are positive in Quadrant I 2. Sin is positive and cos is negative in Quadrant II 3.

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Q: Find the sine of ZV. 12 V W 13 Write your answer as an integer or as a decimal rounded to the…

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Q: d) Verify the identity sin 0 tan 2, 1+ cos e

A: To prove:

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A: According to our, policy we are allowed to solve only 1 question per post and 3 sub questions. I…

Q: 40 a lies in quadrant I, and sin(B) = 24 sin(a) = B lies in quadrant II, 25 41

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Q: Given sin(A+B)=1/4 and sin(A-B)=-1/2. What is the value of cosA•sinB?

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Q: find the value of 0 sin(0)= cos(28)

A: We have to find the value

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A: Cosine is negative in second and third quadrant and positive elsewhere. Since is positive in first…

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A: In this question we have to find the value of the following trigonometry function.

Q: Approximate the acute angle u to the nearest (a) 0.01 and (b) 1'.

A: sin θ = 0.4217

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A: A right triangle ABC is formed inside a circle:sides are: (1+cos θ), sin θusing Pythagoras…

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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

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A: Given,  sin α=817, cos β=1213

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

Q: Find the exact value of the expressions cos(a + B), sin(a + B) and tan(a + B) under the following…

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Q: Evaluate the expressIon under The given conditions 3 Sin(-e); tan(4)- 4 e); tan(e)·, o in Quadrant I…

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Q: Verify the identity shown below. cos e sec e – sin 0 tan 0

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Q: Evaluate the expression under the given conditions. 8 O in Quadrant I, cos = - 17 V5 p in Quadrant…

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A: At first,The value of cos-1(8/17)=1.0808 is needed to be calculated by a calculator.

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Q: Use the given conditions to find the exact value of the expression. 3 cot(a): cos(a) < 0, tan (a + 4…

A: Here we use  trigonometric identity to solve the problem.

Q: Find the exact value of the expression. an(1)) sin cos + 2

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Q: Find the sine of ZV. 53 V W 28 Write your answer as an integer or as a decimal rounded to the…

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Q: Determine the value of sin a + cos a for a = 40 degrees. Check Answer

A: Using fundamental identity of trigonometry.

Q: (b) /(cos æ)* sin a da

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Q: Find the value of e if (sin e + cos 0)* = 0, where < 0- c0 <n.

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