Questions asked by Anish Das

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• 1) Please Show Me How To Convert (-3)radian to Degree-Minutes-Second ?
  
• Sin^2 120° + cos^2 150° + tan^2 120° + cos180° - tan135° Please Solve Value ?
  
• Sin420°+Cos390°-Cos(-300°)Sin(-330°) Solve And Answer Value?
  
• Cos^2 π/8 + cos^2 3π/8 + Cos^2 5π/8 + cos^2 7π/8 Solve And Answer The Value ?
  
• Cos24°+cos55°+cos125°+cos204°+cos300°=? Answer Value
  
• Sin (alpha-540°) Explain and Answer The Value?
  
• Explain and Prove That ? Sec(270°-theta)Sec(90°-theta)-tan(270°-theta)tan(90°+theta) = -1
  
• Cot2θ+tanθ = ? Write Answer With Explanation...
  
• #sec^2theta/(2tantheta) = #? Explain And Answer Question
  
• If , TanA=3/4 and TanB=4/3 So Answer The Value Of (A+B) With Explanation ?
  
• Explain And Answer The Value Of Tan(-105) = ?
  
• Explain And Answer Value Of Sec(-75°) = ?
  
• Solve the following: 1)tan35°+tan10°+tan35°x tan10°=?
  
• Prove that ??#(Sinx+Sin2x+Sin3x)/(cosx+cos2x+cos3x) = tan2x#
  
• Prove That?? (cosα-cosβ)²+(Sinα-sinβ)²=4sin² α-β/2
  
• Prove That ? (Sin75°+Sin15°)/(Sin75°-Sin15°)=√3
  
• Prove that #1+(cos105+cos165)/(sin105+sin375)=0#?
  
• Prove That ?? #Cos((3π)/13 )+ Cos((5π)/13) - 2 Cos((9π)/13) Cos((12π)/13 )= 0#
  
• Prove That ??? Cos306°+Cos234°+cos162°+Cos18° = 0
  
• Prove that ? Cos10°cos20°+Sin45°Cos145°+Sin55°Cos245° = 0
  
• Prove It ?? Sin10°Sin50°+Sin50°Sin250°+Sin250°Sin10°=0
  
• Cos2A+tanA = cosec2A Prove It ??
  
• If 2Cosθ = x+1/x So, Prove That ? Cos2θ = 1/2(x²+1/x²)
  
• Prove It? Sin3θ/Sinθ-cos3θ/cosθ=2
  
• How To Prove ? TanA(1+Sec2A)=Tan2A
  
• How to Prove ??? #(sinA+cosA)/(cosA-SinA) = tan2A+sec2A#
  
• Answer The Value? 96Sin65° Sin35° Sin80°/Sin20° +2Sin80° Cos30°
  
• Simplify And Prove That ?? (Sec8α-1) / (Sec4α-1) = (Tan8α)/(Tan2α)
  
• Prove & Solve Formula ? 2cos(a+b)cos(a-b) = Cos2a+Cos2b
  
• If, θ=2π/7 So Prove That? Secθ+Sec2θ+Sec4θ = -4
  
• If, #Cosx+Cosy=a# and #Sinx+Siny=b# So Prove That ?? #Sin2x+Sin2y = 2ab{1-(2/(a^2+b^2))}#
  
• X=a(cosθ+cos2θ),y=b(sinθ+sin2θ) Remove θ By applying Elimination Methods ??
  
• Lim x—>4 ( x^(5/2) - 4^(5/2) )/ (x-4) Answer Value ..?
  
• Lim x—>16 x^¼-(16)^¼/(x-16) Answer the Value ?????
  
• Lim x—> 0 (1-cos4x)/(1-cos5x) Answer The Value ?
  
• Lim x—> infinity∞ [(³√n+1)²-(³√n)²] Answer Value ??
  
• Answer ? The Derivative of 2x²+3x-4/√x
  
• Find The Derivative of Sinx° (degree) By Using The First Principal ?
  
• Find The Derivative Of cot x/2 in point x=π ?
  
• If, y = (√x)+(1/√x) so prove that ? 2x(dy/dx)+y = 2√x
  
• If #y=1+x+(x^2/(2!))+(x^3/(3!))+(x^4/(4!))+..... oo# so prove that ? #(dy)/(dx) = y#
  
• If , #y=sqrt(x/a)-sqrt(a/x)# So, Prove that ?? #2xy(dy/dx)= x/a-a/x#
  
• Find & Prove The Derivative of √tanx=sec²x/2√tanx. -- By Using The First Principal ??
  
• Using First Principal Prove the derivative ?
  
• Using First Principal Prove the derivative ?
  
• Prove The Value Is 0???
  
• Ca(OH)2 + H3PO4 = CaHPO4 + 2H2O From This Chemical Equitation Calculate The Equivalent Weight Of H3PO4 ?? Answer The Question With Explanation !
  
• Answer The Following Question ?
  
• Answer The Following Question With Explanation ?
  
• Choose Any Options answer with explained ??
  
• The quardatic Equation whose roots are the reciprocal of the roots of the equation _ - ?
  
• Answer with Explanation choose correct option ?
  
• Show that The following series is in GP ( Geometric Progression ) ?
  
• The Arithmetic Mean (AM) of #m , n# and The Geometric Mean (GM) of # a , b# are equals to #(ma+nb )/ (m+n)# Then Answer the value of #m and n# by using #a and b # ?
  
• #a# i s The arithmetic mean of two positive numbers #b and c# . #G_1# and #G_2# are the geometric mean between the same positive numbers #b and c# so prove that #G_1^3+G_2^3#=#2abc# ?
  
• Answer It With explanation ?
  
• Show It With Explanation ?