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" (i) "(sin18^(@))/(cos72^(@))quad " (ii...

" (i) "(sin18^(@))/(cos72^(@))quad " (ii) "(tan26^(@))/(cot64^(@))

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(1) (sin18 ^ (@)) / (cos72 ^ (@)) (ii) (tan26 ^ (@)) / (cot64 ^ (@))

Evaluate: (ii) (tan 26^(@))/(cot 64^(@))

Evaluate : (i) (sin18^@)/(cos72^@) (ii) (tan26^@)/(cot64^@) (iii) cos48^@-sin42^@ (iv) c o s e c 31^@sec59^@

Evaluate : (tan 26^(@))/(cot 64^(@))

Without using trigonometric tables , evaluate : (i) (sin11^(@))/(cos79^(@)) (ii) (sec15^(@))/("cosec"75^(@)) (iii) (tan54^(@))/(cot36^(@)) (iv) (cos68^(@))/(sin22^(@)) (v) ("cosec"24^(@))/(sec66^(@)) (vi) (cot18^(@))/(tan72^(@))

Without using trigonometric tables , evaluate : (i) (sin11^(@))/(cos79^(@)) (ii) (sec15^(@))/("cosec"75^(@)) (iii) (tan54^(@))/(cot36^(@)) (iv) (cos68^(@))/(sin22^(@)) (v) ("cosec"24^(@))/(sec66^(@)) (vi) (cot18^(@))/(tan72^(@))

Evaluate (tan26^(@))/(cot64^(@))

(cot18^(@))/(tan72^(@))