Write each product as a sum or difference with positive arguments. -2 sin 40 sin 50 - sin 90 – sin 0 cos 90 – sin 0 Cos 0 + cos 90 sin 0 - Cos 90

Q: Express the given product as a sum or difference containing only sines or cosines. sin (8x) cos (3x)…

A: To express the given product

Q: + co Write each expression as a single trigonc 21. sin 3x cos 2x + cos 3x sin 2x 23. cos 5x cos x –…

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Q: Write the product as a sum: 20 sin(23u)sin(9v)

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Q: Write the sum as a product: cos(10.9t) – cos(6.5t) =

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Q: Write the product as a sum or difference: 20 cos(482) sin(162) =

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Q: Write the product as a sum: 10 sin(56)cos(2b) %3|

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Q: Write the product as a sum or difference: 8 sin(466)sin(116) %3D

A: Given that: 8sin(46b)sin(11b)

Q: Express the given product as a sum containing only sines or cosines. sin (90) cos (30) ... sin (90)…

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Q: Use a product-to-sum formula to rewrite cos4d sin 2d as a sum or difference. cos 4d sin2d = ||| %3D…

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Q: Express the given product as a sum containing only sines or cosines. sin (50) sin (30) sin (50) sin…

A: Topic = Trigonometry

Q: Write the sum as a product. cos 9x + cos 4x

A: Given,           cos9x+cos4xWe know that,        cosα+cosβ=2cosα+β2cosα-β2

Q: Use a product-to-sum formula to rewrite cos 8w cos 4w as a sum or difference. cos 8w cos 4w =| OsinO…

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Q: Write the product as a sum: 4 cos(42u)sin(16u)

A: First we use 2cosAsinB=sin(A+B)-sin(A-B) formula.…

Q: Write the product as a sum or difference: 8sin(36r)cos(12r)=8sin(36r)cos(12r)=

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Q: Find the quotient, and write it in rectangular form. 12( cos 470° + i sin 470°) 3( cos 110° + i sin…

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Q: Use the product-to-sum formulas to rewrite the product as a sum or difference. 9 cos(−9β) sin 7β

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Q: Write the product as a sum or difference: 4 cos(44p)cos(20p)

A: Topic - trigonometry Formulas 2Cos A Cos B = Cos (A+B) + Cos (A-B)

Q: Use the product-to-sum formulas to rewrite the product as a sum or difference. 4 cos 2θ cos 4θ

A: We have to use the formula

Q: Express each product as a sum containing only sines or only cosines. cos(4θ) cos(2θ). .

A: Given :cos(4θ)cos(2θ)

Q: II. Write each expression as a product. 4.) cos 6x + cos 3x

A: Please find attachment for the details solution

Q: Find the value of the product. 3 sin37.5°cos7.5°

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Q: Write the sum as a product: cos(15.5æ) + cos(10.3x)

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Q: Write each product as a sum or difference with positive arguments. -5 cos 20 sin 100 -5 cos 80 + 5…

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Q: Rewrite the product as a sum or difference. 2 sin(8x) cos(5x)

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Q: Write the sum as a product: cos(10.16) – cos(9.56) .

A: use the difference formula for trigonometric functions to evaluate the values.

Q: Express the given product as a sum or difference containing only sines or cosines. cos (4x) cos (8x)…

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Q: O Cos 6x- cos.2X,

A: Dear student as per our rule in one session we can only solve one question. Please post the other…

Q: Write each product as a sum or difference with positive arguments. -4 cos 8A sin 2A -2 sin 10A – 2…

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Q: Express each one of the following in the standard form a + ib. 1 (1+ i)? (iii) 3 - i 1 (vi) 1- 2i…

A: vii)

Q: Write the sum as a product: cos(23.6b) + cos(8.4b)

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Q: Write the product as a sum: 20 sin(17v)sin(15v) =

A: Write the formula of 2sinAsinB=cos(A-B)-cos(A+B). And solution is given below in the image.

Q: 8. Rewrite as a product: -4 sin 50 – 4 sin 70

A: The given expression  -4sin5θ-4sin7θ

Q: Express the given product as a sum or difference containing only sines or cosines. cos (2x) cos (7x)…

A: formula used cos(a)cos(b)=12(cos(a+b)+cos(a-b))

Q: 10. Write each expression in the standard form a + bi: a. [4(cos 10° + i sin 10°)]³ 4 b. [V2(cos 15°…

A: Since solve the first question for you. If youwant any specific question to be solved then please…

Q: containing only sines and cosines. Sin(4theta)sin(2theta)=

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Q: Express the given product as a sum or difference containing only sines or cosines. sin (6x) cos (4x)…

A: using formula

Q: cos^2(7x)-sin^2(7x) b). sin15°cos15°

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Q: Write the sum as a product: cos(16.2x)+cos(5.2x)

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Q: Use a product-to-sum formula to rewrite cos 3w cos 2w as a sum or difference. cos 3w cos2w= OsinO…

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Q: Write the sum as a product. cos(4x) – cos(6æ)

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Q: Rewrite the product as a sum or difference. 2 sin(9x) cos(2x)

A: use trignometric formula

Q: Write the product as a sum: 10 cos ( 38 y ) sin ( 24 y )

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Q: Write each product as a sum or difference with positive arguments. 5 sin 50 cos 20 5 cos 70 – 5 sin…

A: Here we have to write the given product as a sum or difference with positive arguments.   5 sin5θ…

Q: Express the given product as a sum containing only sines or cosines. cos (30) cos (80)

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Q: Write the product as a sum: 4 sin(14x)cos(5x)

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Q: Write the product as a sum: 18cos(44z)cos(21z)

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Q: Use the sum-to-product identities to rewrite the expression. sin 18° + sin 10° Which expression is…

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Q: Write the product as a sum. sin 6x cos 7x

A: Given,           sin6xcos7xWe know that,          sinαcosβ=sinα+β+sinα-β2

Q: Find all possible values of each expression in radians and degrees. 9. -1 cos 10. sin -1 11. tan 12.…

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Q: 1 Rewrite each expressions as a sum or difference. 1 -3cos 6y - sin3y

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