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Popular Trigonometry >

(pi^2)/8 sec^2((pix)/4)tan((pix)/4)=0

  • Pre Algebra
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Solution

8π2​sec2(4πx​)tan(4πx​)=0

Solution

x=4n
+1
Degrees
x=0∘+229.18311…∘n
Solution steps
8π2​sec2(4πx​)tan(4πx​)=0
Solving each part separatelysec2(4πx​)=0ortan(4πx​)=0
sec2(4πx​)=0:No Solution
sec2(4πx​)=0
Apply rule xn=0⇒x=0
sec(4πx​)=0
sec(x)≤−1orsec(x)≥1NoSolution
tan(4πx​)=0:x=4n
tan(4πx​)=0
General solutions for tan(4πx​)=0
tan(x) periodicity table with πn cycle:
x06π​4π​3π​2π​32π​43π​65π​​tan(x)033​​13​±∞−3​−1−33​​​​
4πx​=0+πn
4πx​=0+πn
Solve 4πx​=0+πn:x=4n
4πx​=0+πn
0+πn=πn4πx​=πn
Multiply both sides by 4
4πx​=πn
Multiply both sides by 444πx​=4πn
Simplifyπx=4πn
πx=4πn
Divide both sides by π
πx=4πn
Divide both sides by πππx​=π4πn​
Simplifyx=4n
x=4n
x=4n
Combine all the solutionsx=4n

Graph

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Popular Examples

sec(x)= 2/3arccos(x)= pi/4sin(4x)+cos(2x)=0sin^2(θ)-11sin(θ)=0sin(θ)=m

Frequently Asked Questions (FAQ)

  • What is the general solution for (pi^2)/8 sec^2((pix)/4)tan((pix)/4)=0 ?

    The general solution for (pi^2)/8 sec^2((pix)/4)tan((pix)/4)=0 is x=4n
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