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בעיות פופולריות

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בעיות טריגונומטריה פופולריות

prove sin(x)+5=4	`prove` sin(`x`)+5=4
prove sin^2(x)-1=2tan(x)-1	`prove` sin²(`x`)−1=2tan(`x`)−1
prove 2-csc^2(θ)=1+cot^2(θ)	`prove` 2−csc²(θ)=1+cot²(θ)
prove sin(pi/6+b)+cos(pi/3+b)=cos(b)	`prove` sin(π6 +`b`)+cos(π3 +`b`)=cos(`b`)
identity cos^2(x)-sin^2(x)	`identity` cos²(`x`)−sin²(`x`)
identity 1-cos^2(x)	`identity` 1−cos²(`x`)
identity 1-sin^2(x)	`identity` 1−sin²(`x`)
identity sin(2θ)	`identity` sin(2θ)
identity tan^2(x)	`identity` tan²(`x`)
identity cot(x)	`identity` cot(`x`)
identity tan(x)	`identity` tan(`x`)
identity sec(x)	`identity` sec(`x`)
identity sec^2(x)-tan^2(x)	`identity` sec²(`x`)−tan²(`x`)
identity sec^2(x)-1	`identity` sec²(`x`)−1
identity sin(x)	`identity` sin(`x`)
identity tan(θ)	`identity` tan(θ)
identity sin(x)cos(x)	`identity` sin(`x`)cos(`x`)
identity csc^2(x)-1	`identity` csc²(`x`)−1
identity csc(x)	`identity` csc(`x`)
identity cos(x)	`identity` cos(`x`)
identity 1+tan^2(x)	`identity` 1+tan²(`x`)
identity cos(θ)	`identity` cos(θ)
identity cot^2(x)	`identity` cot²(`x`)
identity cos^2(θ)	`identity` cos²(θ)
identity csc^2(x)	`identity` csc²(`x`)
identity csc^2(x)-cot^2(x)	`identity` csc²(`x`)−cot²(`x`)
identity cos(2θ)	`identity` cos(2θ)
identity sec(θ)	`identity` sec(θ)
identity sin^2(θ)	`identity` sin²(θ)
identity cos(x)sin(x)	`identity` cos(`x`)sin(`x`)
identity sin^2(x)-cos^2(x)	`identity` sin²(`x`)−cos²(`x`)
identity (cos(θ))/(sin(θ))	`identity` cos(θ)sin(θ)
identity sin(θ)	`identity` sin(θ)
identity 1/(cos(x))	`identity` 1cos(`x`)
identity (cos(x))/(sin(x))	`identity` cos(`x`)sin(`x`)
identity cot(θ)	`identity` cot(θ)
identity 1/(sin(θ))	`identity` 1sin(θ)
identity sin^2(X)	`identity` sin²(`X`)
identity csc(θ)	`identity` csc(θ)
identity cos(a+b)	`identity` cos(`a`+`b`)
identity sin^2(θ)+cos^2(θ)	`identity` sin²(θ)+cos²(θ)
identity sin(x)*cos(x)	`identity` sin(`x`)· cos(`x`)
identity 1-cos^2(θ)	`identity` 1−cos²(θ)
identity tan^2(x)-sec^2(x)	`identity` tan²(`x`)−sec²(`x`)
identity (sin(x))/(cos(x))	`identity` sin(`x`)cos(`x`)
identity sec^2(θ)	`identity` sec²(θ)
identity cos^2(x)-1	`identity` cos²(`x`)−1
identity cot^2(x)-csc^2(x)	`identity` cot²(`x`)−csc²(`x`)
identity 2sin(x)cos(x)	`identity` 2sin(`x`)cos(`x`)
identity cot^2(θ)	`identity` cot²(θ)
identity cos(a-b)	`identity` cos(`a`−`b`)
identity sin^2(2x)+cos^2(2x)	`identity` sin²(2`x`)+cos²(2`x`)
identity sin(θ)cos(θ)	`identity` sin(θ)cos(θ)
identity tan^2(θ)	`identity` tan²(θ)
identity (sin^2(x))/(cos^2(x))	`identity` sin²(`x`)cos²(`x`)
identity 1-sin^2(θ)	`identity` 1−sin²(θ)
identity tan(2α)	`identity` tan(2α)
identity 1/(sin(x))	`identity` 1sin(`x`)
identity-sin^2(x)+cos^2(x)	`identity` −sin²(`x`)+cos²(`x`)
identity 1+tan^2(θ)	`identity` 1+tan²(θ)
identity (cos(x))/(sin^2(x))	`identity` cos(`x`)sin²(`x`)
identity (sin(x))/(cos^2(x))	`identity` sin(`x`)cos²(`x`)
identity csc^2(θ)-1	`identity` csc²(θ)−1
identity-sin^2(x)	`identity` −sin²(`x`)
identity 1-2sin^2(x)	`identity` 1−2sin²(`x`)
identity 1/(sec(x))	`identity` 1sec(`x`)
identity tan(a-b)	`identity` tan(`a`−`b`)
identity sec^2(y)	`identity` sec²(`y`)
identity csc^2(θ)	`identity` csc²(θ)
identity 2cos(x)sin(x)	`identity` 2cos(`x`)sin(`x`)
identity 1/(csc(x))	`identity` 1csc(`x`)
identity 1+cot^2(θ)	`identity` 1+cot²(θ)
identity (cos^2(x))/(sin^2(x))	`identity` cos²(`x`)sin²(`x`)
identity cot(A)	`identity` cot(`A`)
identity 1-2sin^2(θ)	`identity` 1−2sin²(θ)
identity coth(x)	`identity` coth(`x`)
identity cos(A-B)	`identity` cos(`A`−`B`)
identity tan(-u)	`identity` tan(−`u`)
identity tan^2(θ)-sec^2(θ)	`identity` tan²(θ)−sec²(θ)
identity 1/(cot(x))	`identity` 1cot(`x`)
identity cos(α)	`identity` cos(α)
identity cot^2(x)+1	`identity` cot²(`x`)+1
identity cos(2t)	`identity` cos(2`t`)
identity sin(2u)	`identity` sin(2`u`)
identity sech^2(x)	`identity` sech²(`x`)
identity (sin(x))(cos(x))	`identity` (sin(`x`))(cos(`x`))
identity cos(-θ)	`identity` cos(−θ)
identity (sin^2(x))/(cos(x))	`identity` sin²(`x`)cos(`x`)
identity cos(A+B)	`identity` cos(`A`+`B`)
identity sin^2(y)	`identity` sin²(`y`)
identity tan(2θ)	`identity` tan(2θ)
identity-sin^2(θ)	`identity` −sin²(θ)
identity cos^2(θ)-sin^2(θ)	`identity` cos²(θ)−sin²(θ)
identity csc(-x)	`identity` csc(−`x`)
identity sec(-θ)	`identity` sec(−θ)
identity cos(x)*sin(x)	`identity` cos(`x`)· sin(`x`)
identity sec^2(θ)-1	`identity` sec²(θ)−1
identity 1/(tan(x))	`identity` 1tan(`x`)
identity sin(-θ)	`identity` sin(−θ)
identity 1-csc^2(x)	`identity` 1−csc²(`x`)

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