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A N EXCEL PUBLICATION-TRIGONOMETRIC FUNCTIONS-QUESTION BANK
- What is the principal value of theta if tantheta=-sqrt3?
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- Find the general solution of tantheta=-sqrt3
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- complete the following table
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- Consider the trignometric equation 4cos^2theta+6sin^2theta=5 prove tha...
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- Consider the trignometric equation 4cos^2theta+6sin^2theta=5 prove tha...
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- Consider the equation sintheta+sin3theta+sin5theta=0 prove that sin3th...
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- Consider the equation sintheta+sin3theta+sin5theta=0 prove that the ge...
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- Consider the equation costheta+sintheta=sqrt2 prove that sin((pi/4)+...
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- Consider the equation costheta+sintheta=sqrt2 prove that general sol...
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- Consider the equation sqrt3sinx-cosx=sqrt2 prove that sin (x-(pi/6)...
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- Consider the equation sqrt3sinx-cosx=sqrt2 Prove that the general so...
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- Consider the equation tantheta+sectheta=sqrt3 prove that tan((pi/4)...
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- Consider the equation tantheta+sectheta=sqrt3 prove that the general...
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- Prove that 2cos(pi/13)cos((9pi)/13)+cos((3pi)/13)+cos((5pi)/13)=0
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- Prove that (sin3x+sinx)sinx+(cos3x-cosx)cosx=0
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- Prove that (cosx+cosy)^2+(sinx-siny)^2=4cos^2((x+y)/2)
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- Prove that (cosA-cosB)^2+(sinA-sinB)^2=4sin^2((A-B)/2)
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- Prove that sinx+sin3x+sin5x+sin7x=4cosxcos2xsin4x
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- Prove that ((sin7x+sin5x)+(sin9x+sin3x))/((cos7x+cos5x)+(cos9x+cos3x))...
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- Prove that sin3x+sin2x-sinx=4sinxcos(x/2)cos((3x)/2)
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