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Precalculus 172 Chapter 6 Question and answers rated A+ 2024/2025 £10.68   Add to cart
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Precalculus 172 Chapter 6 Question and answers rated A+ 2024/2025
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Precalculus 172 Chapter 6 Question and answers rated A+ 2024/2025 Precalculus 172 Chapter 6 Known Identities Reciprocal: sinx - correct answer 1/cscx Known Identities Reciprocal: cscx - correct answer 1/sinx Known Identities Reciprocal: cosx - correct answer 1/secx Known Identi...

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  • October 15, 2024
  • 5
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • precalculus 172 chapter 6
  • precalculus 172 chapter 6 question and answers r

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Precalculus 172 Chapter 6
Known Identities Reciprocal: sinx - correct answer ✔1/cscx


Known Identities Reciprocal: cscx - correct answer ✔1/sinx


Known Identities Reciprocal: cosx - correct answer ✔1/secx


Known Identities Reciprocal: secx - correct answer ✔1/cosx


Known Identities Reciprocal: tanx - correct answer ✔1/cotx


Known Identities Reciprocal: cotx - correct answer ✔1/tanx


Quotient: tanx = - correct answer ✔sinx/cosx


Quotient: cotx= - correct answer ✔cosx/sinx


Even/Odd: sin(-x) = -sinx - correct answer ✔csc(-x) = -cscx


Even/Odd: cos(-x) = -cosx - correct answer ✔sec(-x) = secx


Even/Odd: tan(-x) = -tanx - correct answer ✔cot(-x) = cotx


1. Pythagorean Identities: sin^2x + cos^2x = 1 - correct answer ✔sin^2x +
cos^2x = 1

, -------------------- = 1 + cot^2 = csc^2x
sin^2x


Pythagorean Identities: sin^2x + cos^2x = 1 - correct answer ✔sin^2x +
cos^2x = 1
-------------------- = tan^2x + 1 = sec^2x
cos^2x


Conjunction Identities - correct answer
✔*******************************************


sinθ = cos(π/2 - θ) - correct answer ✔cscθ = sec(π/2 - θ)


cosθ = sin(π/2 - θ) - correct answer ✔secθ = csc(π/2 - θ)


tanθ = cot(π/2 - θ) - correct answer ✔cotθ = tan(π/2 - θ)


Sum and Difference Formula - correct answer
✔*****************************************************


cos(u + v) = - correct answer ✔cosU cosV - sinU sinV


cos(u - v) = - correct answer ✔cosU cosV + sinU sinV


sin(u - v) = - correct answer ✔sinU cosV - cosV sinU


sin(u + v) = - correct answer ✔sinU cosV + cosV sinU

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