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R G PUBLICATION-REVISION-EXERCISE
- Find the values of k for each of the following quadratic equations, so...
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- Find the values of k for each of the following quadratic equations, so...
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- Find the values of k for each of the following quadratic equations, so...
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- Evaluate the following:(iv)(Sin30^@+tan45^@-Cosec60^@)/(Sec30^@+Cos60^...
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- Evaluate the following: (Cosec30^@+Cosec60^@+Cosec90^@)/(Sec0^@+Sec30^...
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- If Sin(x+y)=1,Cos(x-y)=sqrt3/2 and x>y,0^@lex+yle90^@ then find x and ...
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- Find the value : Sin35^@sin55^@-Cos35^@Cos55^@
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- Find the value : tan35^@tan60^@ tan55^@tan30^@
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- Find the value : Cot54^@/(tan36^@)+tan20^@/(cot70^@)-2
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- Find the value : 3Sin23^@/(Cos67^@)+4Sec47^@/(Cosec43^@)
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- Find the value : tan5^@tan25^@tan30^@tan65^@tan85^@
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- If sec5theta=cosec(theta-36^@) where theta is an acute angle, then fin...
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- If sinA=cos33^@,A<90^@. Find the value of A.
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- If sin 2A=cos(A+15^@) where 2A<90^@, find the value of A.
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- If sin(3x+10)=cos(x+24) then find the value of x.
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- Prove that tan^4theta+tan^2theta=sec^4theta-tan^2theta-1
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- Prove the following costheta/(1-tantheta) +sintheta/(1-cottheta)=sinth...
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- Prove that sqrt((sectheta-1)/(sectheta+1))=cosectheta-cottheta
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- Prove that cottheta+tantheta=secthetacosectheta
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- Show that: 1/(1+sintheta)+1/(1-sintheta)=2sec^2theta
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