Value of `(1-(cos61^0)/(cos1^0))*(1-(cos62^0)/(cos2^0))*(1-(cos63^0)/(cos3^0)) *(1-(cos119^0)/(cos59^0))` (a)`-1` (b) `1` (c) `2` (d) `-2`

Value of (1-(cos61^(0))/(cos1^(0)))*(1-(cos62^(0))/(cos2^(0)))*(1-(cos63^(0))/(cos3^(0)))*(1-(cos119^(@))/(cos59^(@)))(1-1(b)1(c)2(d)-2

(1-(cos61^(@))/(cos1^(@)))(1-(cos62^(@))/(cos2^(@)))(1-(cos63^(@))/(cos3^(@)))...(1-(cos119^(@))/(cos59^(@)))

cos1^(0)cos2^(0)...cos179^(@)

cos1^(0)+cos2^(0)+cos3^(0)+ . . .+cos180^(0) =

Let x=sin1^(0), then the value of the expression.(1)/(cos0^(0)cos1^(0))+(1)/(cos1^(0)cos2^(0))+(1)/(cos2^(0)cos3)+(1)/(cos44^(0)cos45^(@)) is equal to (a) x (b) (1)/(x) (c) (sqrt(2))/(x) (d) (x)/(sqrt(2))

The value of cos(2cos^(-1)0.8) is

Write the value of cos1^(0)+cos2^(0)+cos3^(0)++cos180^(@)

Let x=sin1^0, then the value of the expression. 1/(cos0^0dotcos1^0)+1/(cos1^0dotcos2^0)+1/(cos2^0dotcos3^0)+1/(cos44^0dotcos45^0) is equal to (a) x (b) 1/x (c) (sqrt(2))/x (d) x/(sqrt(2))

Let x=sin1^0, then the value of the expression. 1/(cos0^0dotcos1^0)+1/(cos1^0dotcos2^0)+1/(cos2^0dotcos3^0)+1/(cos44^0dotcos45^0) is equal to (a) x (b) 1/x (c) (sqrt(2))/x (d) x/(sqrt(2))