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ALLEN-TEST PAPER-Chemistry
- If x(1),x(2) "are two solutions of" X^(lnx^(2) )=e^(18) "then product...
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- The modulus of (1+i)(3+4i)=
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- Evaluate i ^19
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- If 4sinθ+3cosθ=5 then tanθ=
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- The value of 5tan^ 2θ−5sec ^2 θ is :
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- 5sinx−12cosx=−13sin3x , if ϕ=sin ^(−1)( 12/13 ) , then
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- Show that (√5+i √2)/(√5-i√2) + (√5-i√2)/(√5+i√2) is real.
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- If cos(α−β)=1 and cos(α+β)= 1/e , where α, β∈[−π,π]. Then num...
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- Prove that;- sin^6θ+cos ^6θ=1−3sin^2θcos ^2θ
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- lf α and β are two different solutions lying between −π/2 and π/...
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- The solution set of sin(x+π/4)=sin2x equals to
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- Prove by the principle of mathematical induction that 2^ n >n fo...
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- The equation x(x+2)(x ^2 −x)=−1 , has all roots imaginary ...
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- The value of sin50^∘−sin70^∘ +sin10^∘ is
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- What is the value of sin ^2 25^0+sin^2 65^0?
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- Find dy/dx :6x−9+8y=0
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- The roots of the equation cos ^7x+sin^4x=1 in the interval (−π,π...
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- If (i ^413)(i ^x )=1 , then determine the one possible value of x.
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- Express the given complex number 3(7+i7)+i(7+i7) in the form a...
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- 1/(i-1) + 1/(i+1) is a. purely imaginary b. purely rational number....
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